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iGrow 1400 Manual

1. HOSN3S NIVY ISNI UI OL 13S sinduj daS OL OD QVdA3 S00LAOHB IHL ONISN S NIL1 S 3HVA LdOS 2 31VOS OL LON SI SIH1 ONIBIM LNdLNO OML S AH SNOO SIH1 70071 MOHD IHL HO 3015 3HL NO QNY19 LHOIL H31VM S HI HOSN S TIY OL SI S ION Figure 4 16a Wiring Precipitation Sensor Link4 866 755 5465 Page36 iGrow1400 Installation Guide Outdoor Air Temperature sensor Instead of a weather station you may simply be mounting an outdoor air temperature sensor 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is open and free from obstructions such as anything that might cast a shadow Run the free end of the sensor cable to the controller unit You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do no
2. 48 Before You Begin Programming nennen nennt 48 MEE E 48 Status Screens and Programming 49 Status Screens NENNEN ON RE 49 Weleome Screen 2 uu ec oma D A iu pa Mme M uisu diu ME 49 Copyright 200 49 Main Status Screen rae S 50 i s 53 Yesterday s Averages SSR 54 Programming Sel Geris tta tu uda uina 55 Begin Progtatlli ioco doeet 55 System Setup installation settings 55 Gool Heallnig StAGGS cots oii ou Uo ep Ne Nen SUN 56 Setip DeadDal i Se ases ce ree Drei eed ete ea ene ect NE 56 Setup Locatio NE ERE ETE 57 Q tp ts Control DET IPIE 57 Setup Inputs sensor 0 59 Galbrate InpUS ai 60 Time Date amp History u 60 System Units EE 61 Communications Network 61 Fallback a 62 Advaneod 63 06 au a ETE 64 Setpoint Time Period Programming aan Doo 64 Programming Eq
3. SI Z SHOSN3S H1O8 Q3HVHS HV STVNIWH 1 19 SHOSN S HOOGLNO N3HM 71 SILON JLAM 3T N33HO IVC O4 03 NIC NI SNIC JNI NIC BENI uem a eun i me Figure 4 17 Wiring Outdoor Temp Humidity Sensor Link4 866 755 5465 Page38 iGrow1400 Installation Guide Sensor 1 Note Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is inside the greenhouse and also free from obstructions Run the free end of the sensor cable to the controller unit You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration W
4. du OL HOSN3S q31O3NNOO VNIWH 1 DOWNY H3A3HOIHM HOLVIA OL SONLLL3S 3HVMLJOS 19 ATdWIS S DOWNY OL GSLOANNOO HOSN3S SIHL 918 zbojeuy 1 1ujbojeuy 16 sinduj dnjag OL OD QVdA3 5009 IHL ONISN SONILL3S HVALHOS TIVOS OL LON SI DNIMVHA SIHL Z ONIHIA LNdLNO JIAAIN OML S Ad SNOO SIHL 0091 MOHD IHL HO IS LH IH 3H1 NO LHOIL H31VM HOSN3S TIY NNY OL SI LI SJ LON Figure 4 19 Wiring Bottom Heat Probe Link4 866 755 5465 Page42 iGrow1400 Installation Guide Wiring Sensaphone A Sensaphone is used to notify the user via telephone cell phone or pager whenever the sensors reach the user programmed temperature alarm limits 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is near the controller Run the free end of the cable to the controller unit You may extend the cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and a
5. uoisuedx3 1o1se N 129410241 AlJado d Wo 10 8U 19430 9 0q UMOUS S UOIUSE jelas e Ul S00 LOJD 129UUO2 0 IPI U3SS3 SI 1 on Aono cnni 5 3AEIS 1 i191SPIN 3 5 1291109 est uun uoisuedx3 b E yadwnr 3m83AOW3N 1 HOALHN NI p LINN 1591 NO dddWn 4337 uoirsuedx3 31SEIA 915 OVIS 3HIM lt dddMn 3018 AOW 3 38IM JOVIS NN JAIM NY AJY Figure 4 21 Wiring Serial Network 5465 Link4 866 755 Page46 iGrow1400 Installation Guide Connecting to a PC To connect your iGrow1400 to a PC please see Figure 4 22 NOILVTIVLSNI 3HVALLdOS AHL 3131dIWO9 OL SYVMLAOS LN3IW3SNVN 3 LOW3H Hf1OA Q3GIAOHd NOLLVTIVISNI SHL OL 93333 3SV31d Od JHL NO 3HVM1JOS LNAWADNVW SLOWSY JHL TIVLSNI Od JHL OL G3
6. S LI 321118916 01 S 1NIW 06 OL AVIA HOSN3S 200 NOLLWTIVLSNI d 1V G AGIAN dHOO OH SVHOdnd NYO 1n8 GAGNTONI LON SI HOSN3S 200 1200 19 sindui daS OL OD QavdA3 50071 IHL ONISN S NILL S 3HVA LdOS ONIHIM HOS OML 8 AH SNOO SIHL 0071 IHL 30 3918 LH IH NO LHOIL H31VM S3HIM HOSN3S TIY NNY GAGNAWWOOSH SI LI Z TI Odd VLVG OL 318v 38 LON TIIM 0091 MOHD HO 9NIV 9NIV STVNIWH3L 9 DOTVNV OL q 1O NNOO 38 LS IN 8OSN S 20071 SALON gd 20 NG 00 7000 066 JequinN Hed E Figure 4 18 Wiring CO2 Sensor 866 755 5465 Link4 Page40 iGrow1400 Installation Guide Bottom Heat Probes Your iGrow1400 can support up to 5 temperature probes The probes can be connected to any Analog Inputs between 1 to 5 labeled as AIN1 AIN2 AIN3 on the circuit board 1 Open up the front panel to the 90 deg Position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Mount or hang your probes in the desired locations 3 Run the free end of the sensor cable to the controlle
7. LT dU OT NOHdVSN S ONIHIM NAHM S VNIWH 1 H dn IH 07 Figure 4 20 Wiring Sensaphone Link4 866 755 5465 Page44 iGrow1400 Installation Guide Expansion Units amp Multi Zone Network m 2 1 2 2 2 Site Zone Master _____ Zone Master E D un Expansion Unit 1 Expansion Unit 1 LL Soa TD D ul t Tcl s Expansion Unit 2 Soo Whether you need to setup multiple zones add expansion units or both creating a network of iGrow1400TW s is simple However there are a few important details to note The cornerstone to connecting multiple Grow1400s together is choosing one unit to be setup as the Site Master The Site Master performs several important tasks e It Controls all communications within the network e Itis the only unit that can broadcast Weather Station data to other iGrow1400 s e Itis the only iGrow1400 in the network that can be connected to a computer for remote management e It sets the time amp date for all iGrow1400s in the network Wiring Plan for the first installed iGrow1400 to be the Site Master Once all units
8. H SI Z 35019 SV LSNW ANY 30 YAGINNN sv aaulM LSNN ANY 30 ado 110 01 6 8 2 9 6 4 6 Z L SAOT11O SV q HIVd 38 AINO NVO SYOOTHYALNI 9 SIVNINH31 1nd1nO 0071 MOHD OLNI 2 022 021 SHIM LON Od S NOWINOO H31SVN NO ONILVY r TANNVHO H3d ONILVH JO WTAIXVW 72 SHIM WRIWIXVIN NVd1S S3LON 110 HOO HO OL OO1H INI HOS G3AOW3H 38 LSNN OO H 1NI JHL 30 H LOS 1OVINOO 490 1831NI SV TANNVHO HOv HO3 uadinr TVNIWd 1 dAON3H 1L9 ddOO OL MOOTHALNI q AOW d LSNN HIVd OO1d 1NI JHL 30 SuadWnr 1OVINOO V SV TANNVHO HOS Yad TVNIWd 1 J3AONW3H NOWWOO LLL 22 HOLOW MOO AV Tat YANYOASNVYL OVALS N3dO dO1OW 1102 Av 13H LINN H3TIOH LNOO H3H1O HO LNAA NIVLYND OWA 022 OLL Figure 4 12 Output Wiring Example Dry Interlocked Pair Link4 866 755 5465 Page25 iGrow1400 Installation Guide Input and Sensor Installation The iGrow 1400 utilizes a variety of dif
9. Next Used to move forward from screen to screen in browser mode or to the next entry in the edit mode Back Used to move back up one menu level and save any changes that have been made Help Pressing Help will give you hints for whatever page you happen to be on Enter Pressing this key initially goes to the menu screen and after that it is used to enter MENU subsequent highlighted screens See also Browse Mode Note When browsing through the menu highlighted text signifies that it can be modified Use and to NORM 68 0 72 0 Use PREV and change the field pam NEXT to scroll values through fields setting values Press BACK ENTER MENU to scroll through pages and activate a field three time to save changes iGrow1400 Installation Guide Page48 Link4 866 755 5465 Status Screens and Programming Screens When operating the iGrow1400 you will use Status Screens and Programming Screens Status screens show Sensor readings Inside Temp Weather Station Temp Probes CO2 e Equipment status Daily averages etc Programming screens are where you setup and adjust e Equipment Setpoints e Overrides e Other settings important related to your greenhouse The Navigation Menu Map on the following page shows all the primary screens Status Screens Welcome Screen Upon power up or a hardware reset see Reset Controller for more information
10. Vent Proportional Programming Note This equipment type requires 2 consecutive output channels 1 amp 2 384 etc The first channel odd numbered must be wired to OPEN the vent and the other even numbered to CLOSE it 07 08 Top V Vent N C1 C2 C3 C4 C5 C6 10 20 40 8040 0 0 Open Time 01m 35s The vent opening is defined in percentage terms where 0 is vent closed and 9996 is where the vent is fully open NORM is the normal stage when neither heating nor cooling is usually required C1 is the lowest stage of cooling and C6 is the highest or maximum cooling stage Enter your desired vent opening percentage for each of the stages The Open Time is the time in minutes and seconds that it takes for the vent to go from its full closed to full open position or vice versa Note to determine the vent open time turn manual toggle switch on and using a clock or stopwatch time the vent as it goes from its closed to open position 07 08 V Vent Dir N Min Max Windwd 15 30mph LeeWd 15 40mph iGrow1400 Installation Guide 76 Link4 866 755 5465 Wind Overrides Wind overrides limits are important for safe and effective vent operation Of course a weather station or Link4 anemometer must already be installed to use this feature First you have to set Dir which is the direction that the vent faces when open You have eight choices N NE E SE S SW W NW Next you will need to set a Min and Max vent opening
11. Figure 4 3 Front View of iGrow 1400 Note There are convenient white spaces provided next to each of the switches to allow for easy equipment labeling iGrow1400 Installation Guide Page14 Link4 866 755 5465 Opening the iGrow 1400 1 First open the clear hinged door by unlatching the two pull latches TM 2 Now loosen the two thumb screws until the iGrow 1400 s front panel comes out 3 The front panel has a unique design that allows it to swing downward It can be stopped at two positions fully downward 180 deg or at 90 deg using the front panel support cable This cable should always be tucked away when it is not being used The hinged design allows for easy accessibility to the inside of the iGrow 1400 for service and installation procedures and a kink free cable management when the panel is closed see Figure 4 4 and Figure 4 5 Front Panel Support Cable Tuck away when not used Wet Dry Output amp Front Panel Interlock Jumpers in Downward Position Use this position for wiring the iGrow1400 s outputs Front Panel Support Cable Use this position for convenient one person installation and service except for output wirings Figure 4 5 Front Panel in the 90 deg position iGrow1400 Installation Guide 15 Link4 866 755 5465 Internal Layout Figure 4 6 shows how the iGrow 1400 looks on the inside Take notice of the board and familiarize yourself with the internal layout b
12. Two target temperatures can be set one for Day and the other Nite Either can be Enabled or Disabled The Day temperature target begins with the Start time The start can be astronomically adjusted by pressing the key when the cursor is positioned over at iGrow1400 Installation Guide Page75 Link4 866 755 5465 07 BHeat MZone Nite Enabled Start at 8 00 Lockout gt Cooll iGrow 1400 will keep the device on so long as the following two conditions are met 1 The current cooling heating stage is less than or equal to the indicated stage where H6 lt H5 lt N lt C1 lt C6 2 The temperature is above below the target temperature plus the deadband Note The Deadband is set under the System Setup menu and then selecting the Setup option The BHeat deadband is one used for MZones The Nite target is set exactly the same as the day If only one temperature setpoint is desired for the 24 hour period then you can simply select the Disabled option for the second one In the example screen above iGrow1400 output 7 is controlling a Bench Heater From to 8pm the heater will turn on if the MZone temperature goes below 72 F Additionally it will shut off or Lockout if the main greenhouse enters Cool1 Cool6 This way you re not trying to heat and cool your greenhouse at the same time From 8pm to the setpoint lowers to 65 F and will also Lockout if the greenhouse enters Cool1 Coole
13. 755 5465 Worksheet CO2 ENABLED MINIMUM LIGHT LEVEL Figure 3 2 Worksheet For more information on control see the Equipment portion of this manual iGrow1400 Installation Guide 7 Link4 866 755 5465 Accumulated Light Worksheet for Irrigation ACCUMULATED LIGHT MODE ACCUMULATED ACCUMULATED LIGHT LEVEL LIGHT LEVEL ELEVATED ELEVATED MAX OFF EQUIPMENT ON TIME LOW TEMP NAME hh mm ss For more information on Accumulated Light mode irrigation see the Irrigation portion of this manual Figure 3 3 Accumulated Light Worksheet for Irrigation Cycle amp Trigger Worksheet for Irrigation ON TIME START END TIME hh mm ss For more information on Cycle amp Trigger mode irrigation see the Irrigation portion of this manual Figure 3 4 Cycle amp Trigger Mode Worksheet for Irrigation iGrow1400 Installation Guide Page8 Link4 866 755 5465 Schedule Worksheet for Irrigation SCHEDULED MODE ouTpuTs EQUIPMENT ON TIME START TIME SCHEDULED IRRIGATION DAYS hh mm ss P E z a 27 w For more information on Schedule mode irrigation see the Irrigation portion of this manual Figure 3 5 Schedule Mode Worksheet for Irrigation iGrow1400 Installation Guide Page9 Link4 866 755 5465 iGrow1400 Installation Guide Page10 Link4 866 755 5465 Installation Content Inspection It
14. Date 04 26 2005 Tue DaylightSavings Yes Log Hist 00 01 h m Time Time adjusts the current time by highlighting the field and pressing either the or keys This will allow you to scroll through the entire 24 hours Date Do the same for the date Press Enter to go from field to field and adjust the correct date Daylight Savings If you want the program to automatically adjust itself for Daylight savings time select YES If not select NO Log History This option lets you choose how often the controller will log sensor and equipment history information In this case it saves log history every minute but can be changed to different lengths of time If you put 00 00 then it will save information every second Note In the United States and Canada Daylight Saving Time begins on the second Sunday in March and reverts back to standard time on the first Sunday in November iGrow1400 Installation Guide Page60 Link4 866 755 5465 System Units System Units Temperature F Wind Speed mph Light W m Temperature Choose either degrees Fahrenheit F or degrees Centigrade C Wind Speed Choose either miles per hour mph or kilometers per hour km h Light Choose either Watts meter or klux Communications Network Programming Once multiple iGrow controllers are wired together as shown in Figure 4 21 you will need to set up each iGrow1400 s program settings for proper communications Note that the mos
15. If you re setting up your iGrow1400 for the first time then the first task is to program all applicable items found under System Setup If the ENTER MENU key is pressed while the System Setup field is highlighted then the iGrow 1400 will display the Menu selection for the System Setup section of the iGrow 14007 Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Stage Overrides Equipment Overrides Smart Cool Settings Setpoint Alarms Auxiliary Controls Clear History iGrow1400 Installation Guide Page55 Link4 866 755 5465 Setup Deadbands Setup Location Outputs Control Setup Inputs Calibrate Inputs Time Date amp History System Units Communications Fallback Settings Advanced Settings Smart Cool Factors Cool Heating Stages Cool Stages Heat Stages 6 Stage Width 1 0 F On this screen you will select the maximum number of cooling and heating stages that you intend to use The up and down arrow keys are used to increase or decrease the amount of stages for cooling and heating If for example you select 2 heating stages then in the remainder of the programming only 2 heating stages will be displayed The third selection is the Stage Width This is the number of degrees between each of your stages sometimes referred to as Stage Separation Typically users select either 1 or 2 degrees Setup Deadbands Cool Deadband 1 0 F Heat Deadband 1 0 F RelHumDeadband 3 Deadband this
16. SSVdWOO V HNISN 00bL MOHD IHL NO SdNOO S 8 11087 SLN3IN3HONI TIVAS NI VHS ONILNNOW H1 31V LOH HLHON SV d 00 LAWOHD LHVHS DNILNNOW INYA 31V LOH ATMOS H3qqv1 WITO NOSH d NOO S AVH HO ONIQV3H N HOS SNLVLS 009 LMOHO IHL NO 2 006 LMOHO NO 007 MOHD IHL OL S3HIM ANIM LOANNOO 4 L3A INYA 1 LON 108 WHY 9 SV H 1 WOW NV TIVLSNI seBed 1VnNVW NOLLVTIVLSNI SIAVG ONION H H 79 3NVA ANIM H1 TIV1SNI OL Sd 1S Vd A S 31dO3d OML NVA ANIM SNITTV SNI 6o guy OL LUIGA OL 13S sinduj dnies OL OD dvdA 00 LMOHO IHL ONISN SONILLAS 3HVA LdOS 2 ONIHIM LNdLNO OML 3HL S Ad SNOO SIHL 700 HO IS LHDIY IHL NO LHOIL H3 LVM 3H L S3HIM HOSN3S 11 NNY OL Q3aN3AINOO3H SI LI SALON U Figure 4 15 Wiring Wind Direction and Wind Speed Link4 866 755 5465 Page32 iGrow1400 Installation Guide Rain Sensor Tipping Bucket 1 Open up the front panel to the 90 deg position as shown in Figure 4 5
17. Skip this worksheet if you don t plan on regulating the amount of CO2 in your greenhouse The next 3 worksheets are for Irrigation The iGrow 1400 supports up to 4 different modes of irrigation Please see the Programming Section of this manual for additional information for these modes These modes are supported on a per channel basis so any combination of them can be used depending on your irrigation needs If there are no plans for irrigation or misting controls with the iGrow 1400 then these worksheets can be skipped iGrow1400 Installation Guide Page5 Link4 866 755 5465 Setpoint and Staging Worksheets TEMPERATURE TIME HUMIDITY Low Set Pt High Set Pt Low Set Pt High Set Pt eH mm FOR ON OFF amp VENT ONLY lt 2 I HUMIDIFICATION COOLING STAGES gt m z B 9 N Ex AFFECTED Figure 3 1 Setpoint amp Staging Worksheets For more information on Staging see the Cool Heat Stages portion of this Manual For more information on Setpoints see the Setpoint Timeperiod portion of this manual Note Curtains are not tied to staging i e Inside Temp they are controlled by light outside temperature and overrides only Mix Valves are also not tied to staging they independently adjust based on Indoor temperature Outdoor temperature and water temperature iGrow1400 Installation Guide Page6 Link4 866
18. and 0 to turn it OFF Use the or keys to toggle the On Off condition for a particular stage In the above example we have the exhaust fan coming on beginning with the second stage of cooling and then continuing on in the remaining six cooling stages Note If in the Cooling Heating Stage setup you selected fewer than 6 stages then only the number of stages that you selected will appear for the On Off devices and Vents Refer to Cool Heating Stages Setup to set how many stages are desirable Irrigation Programming 01 Valve1 Irr Mode Scheduled Hr mm ss OnTime 00 00 00 Each channel programmed for Irr irrigation can be programmed independently The first selection is the Mode Pressing the or keys cycles you through the mode choices There are four choices defined as follows Scheduled This mode is like a time clock where you set the start time run time and days of the week Accumulated Light In this mode the irrigation cycle is triggered when the accumulated light or light sum reaches a threshold or when the off time limit is reached Cycle With this option the irrigation valve 15 continuously during the time window with an On time and an time that you get to select Cycle Temp Similar to Cycle except that the On time can be adjusted based on interior temperature Trigger This option lets you trigger the irrigation based on an external input This input could be a wall switch a
19. the iGrow 1400 will briefly display the Welcome screen below After 5 seconds the iGrow 1400 will automatically display the Main Status screen Welcome to the 1Grow 1400 V1 03 20 Copyright 2007 iGrow1400 Installation Guide Page49 Link4 866 755 5465 Main Status Screen COOL2 SetPt 72 0 InT 75 0 F RelHum OutT 95 3 F 42 dhl 12 34P Tue 07 05 05 The main status screen displays the current status of your greenhouse zone The numbers shown are only sample numbers and will differ for each user but a description for each display will be explained Note Use the NEXT and BACK buttons to scroll through Status Screens Cool 2 This is the current temperature stage It can go from Cool 6 to Normal to Heat 6 SetPt This is the current setpoint for cooling or if it s in a heat stage it will be the heat setpoint For the Normal stage both the lower and upper setpoints are shown respectively Note A sign after the SetPt reading 72 0 indicates Heat Boost condition Please refer to the Dehumidification Humidification section for a description on Heat Boost InT This is the current indoor temperature reading from the indoor temperature sensor OutT This is the current outdoor temperature reading if you have an outdoor temperature sensor RelHum This is the current humidity reading in the zone dh1 This is the current dehumidification stage The possible entries dh1 DH1 dh2 DH2 DHLT h
20. 9 STVNIWH 1 LNdLNO 0061 MOHD OLNI 2 022 021 3HIM LON OG S LOVLNOO AuG V SV Q38IM 1 NNVHO q Sr1 LON NONNOO d 1SVW H3d ONILVY LN3HHfO dAVI dO TTAIXVW TANNVHO 83d 2 06 ddN AAOO d ADNVS 38IM NNNIXVN 9Wv8L 15 L OVA 066 011 OVA 086 0 S LON LOVLNOO V SV 1 NNVHO HOV 1VNIWd 1 S3AONWSH GION31OS HO HO1ON HOS 7109 AV Tat 1 YAWYOASNVYL 1 GION3 IOS HO aS HO1OW AV Tad a SSS YAWYOASNVYL L TANNVHO 1 NNVHO TANNVHO TANNVHO QION 1OS HO YOLOW AV1 QION 1OS HO HO1OW HOS YAWYOSASNVYL AV T3H 5 OWA 066 0LL OWA 086 0 Figure 4 9 Output Wiring Example Dry Contact Link4 866 755 5465 Page21 iGrow1400 Installation Guide SANVTO LHOIL YALVM H3 LN3O OML SHL NNY SI LAdLNO TIV LVHL d dN WWAOO H SI LI 9 STWNIWYAL LNdLNO 0061 OLNI 9VA0Z270ZL 3
21. Guide Page65 Link4 866 755 5465 Programming Equipment System Setup Setpoint TimePeriod Dehumidify Humidify Stage Overrides Equipment Overrides Alarm Limits Clear History 01 Namel None This channel has no selected equipment To setup or change equipments press the ENTER MENU button use the and buttons to find Program Equipment selection then press ENTER MENU again You will then see the right screen above To select the output channel that you want to edit press ENTER MENU one more time and the CH01 01 in the upper left corner will highlight Use the and buttons to select the channel you want to edit Once the channel is selected the next two steps are to name the channel usually named by the equipment type it s controlling and to set what kind of equipment it is For un programmed equipment there are two editable choices the name field and the equipment type field The names are restricted to 5 alphanumeric characters The equipment type field is restricted to the following equipment types On Off Irrig CO2 Light Pump MZone Vent Curtain MixV PZone On Off may be programmed on any channel Irrig may be programmed on any channel CO2 may be programmed on any channel Light may be programmed on any channel Pump may be programmed on any channel MZone or Microzone is an On Off type device with its own setpoints and temp sensor temp probe only It is
22. H and blank Blank means that the humidity level is acceptable If this field is highlighted it means that the iGrow 14007 js in the dehumidification override mode Since the dehumidification control can be programmed to cycle on and off See Dehumidification Humidification Section the DH1 status indicator can cycle between DH1 and dh1 indicating that the dehumidification process is on and off respectively The last line displays the current time day of the week and date at the bottom of the screen iGrow1400 Installation Guide Page50 Link4 866 755 5465 s I utu9 ny 4equnn 100931 5 wdd 451 202 5 Kel q aueudinb3 sianlte dw jur O3 95404 PastqestQ 42eq11e4 301093 12201 TO stauueu I 2407 a1SeM 31S M049L 03 M0J91 10811 udu p ds 3 sytun 5 5 51 00 3StH 301 S A sSut esauS8ir1 eg 1002 92 70 dl ZI 91eJqdL1E 29 1 312133I dn ed utey JSLQULM 34311 202 150512 1195 uoN 13 0 15512 225 550 Kel q 441 3us404n25u0j apow 441 500 Kel q puj urey M SIT 1 1 N ve PueqPesqunH133 pueq
23. The third screen is for setting up the Micro Zone air temp Sensor Temp 2 setting tells the iGrow1400 which temp probe is being used to measure the Micro Zone air temperature Since you can have up to 5 temp probes connected to your iGrow1400 be sure to set this to the correct one Use or to select the correct sensor Temp Temp refers to the setpoint temperatures for the Micro Zone Use or to set each value 07 08 Valvel PZone Shock Prot No Temp3 lt 105 0 F limit to 5 open The fourth screen is settings for shock protection in your boiler system Shock Protect Setting Shock Protect to Yes forces the Mixvalve to open slowly preventing an inrush of cold water into your boiler system Shock Protect will work two different ways depending on whether or not you have a return temp sensor assigned below Without a Temp sensor the iGrow1400 will still protect your boiler by adjusting how quickly the valve opens based on how long it s been since the valve was opened last The longer the time the slower it will open you do assign a temperature probe then the iGrow1400 follows the if Temp 1 is less than some temp then only open some percentage if Temp 3 lt 140 F limit to 5 open If you have a temperature probe assigned as Temp1 in the example above then these are the settings for the return water supply to the Mixvalve In this example if the return water temperature is below 105 then th
24. because we are staffed by the designer and engineers that developed the iGrow 1400 In designing the iGrow 1400 it was our purpose to design a controller specifically for the demands and cost concerns for small to mid size growers and no other controller has a better feature to price ratio than iGrow 14007 Your greenhouse control system should improve the quality and efficiency of your operation iGrow 1400 offers quick installation and dynamic programming flexibility for easier and more accurate greenhouse management giving you the freedom for you to focus on plants and profits The reason why we stand out from others is because of our Link4 Promise Our passion is to provide growers with intelligent control solutions We understand controlling your growing environment is critical to your success Therefore our commitment is to build outstanding controllers and to provide excellent support so that you can know with confidence that the iGrow 1400 system is right for you Customer Service Link4 has a well trained customer support staff that is ready to help Our customer service center is committed to your greenhouse business 24 7 through our website or service line for access to solutions for your controller needs Before you contact us please write down the model number and serial number located inside the iGrow 1400 enclosure so that we can serve you better Contact Us Address Website Link4 Corporation http www Link4corp co
25. duration 00 02 00 or 2 minutes in the example The fourth line specifies the low temperature threshold 70 F in the example and the low temperature cycle on duration 00 01 00 or 1 minute in the example When the interior temperature rises above the high temperature threshold the irrigation output will turn on for the high temperature cycle on time When the interior temperature falls below the low temperature threshold the output will turn on for the low temperature cycle on time When the interior temperature is in between the high and low threshold the cycle on duration will be proportionally calculated according to how close the temperature is to either the high low threshold In the example above a 75 F interior temp would cause the irrigation output to cycle on for 1 minute and 30 seconds iGrow1400 Installation Guide Page70 Link4 866 755 5465 Trigger Irrigation 04 Irr04 Irr Mode Trigger hr mm ss The external trigger option is designed to turn on your irrigation valve s from an external switch such as a momentary wall switch or a soil moisture sensor The external trigger input should already be assigned in the Setup Inputs screens See Setup Inputs Section for more details Note iGrow 14007 digital input has an internal 10K pull up resistor to 3 3V If the external trigger input is pulled low by an external device for more than 50 msec then the input is deemed valid 04 Irr04 Irr Start __ 09 00A End a
26. each other In the Smart Cool Settings panel there are 10 possible settings you can choose from each one determining how aggressively your iGrow will respond to changing weather conditions SmartCool Factors are the detailed settings for each of the 1 10 Smart Cool Settings Note Smart Cool Factors are settings related to how quickly your greenhouse heats up and cools down The iGrow1400 allows you to adjust the Smart Cool Factors but itis NOT RECOMMENDED TO CHANGE THE DEFAULT SETTINGS To use Smart Cool you should only adjust the 1 10 values found in the Smart Cool Settings panel For further information on Smart Cool please contact Link4 Setpoint Time Period Programming System Setup Program Equipment Dehumi di fy Humi di fy Stage Overrides Equipment Overrides Setpoint Alarms Setpoint 1 Enabled Start 6 00 Ramp30m Temp 68 0 to 72 09 RelHum 10 to 80 Start Times You have up to 4 setpoint start times available to use within a 24 hour time period You can cycle through each of the four start times with the or keys Pressing Enter takes you to the Enabled or Disabled option Setpoint 1 is always enabled Setpoint s 2 4 are disabled You may enable them by use of the key iGrow1400 Installation Guide Page64 Link4 866 755 5465 Note If you only have day and night setpoints you will only use Setpoint 1 and Setpoint 2 the other two will remain disabled The Start time is when the heat and cool temperature setp
27. for the case with the wind blowing into the vent Windward and similarly for the case where the wind is blowing across or over the vent Leeward The program calculates an average wind speed This is a running average over approximately 5 seconds Once the average wind speed exceeds the Min value the vent begins to close As the wind speed increases and approaches the Max value the vent will go to the full close position The third vent screen is shown below 07 08 Top V Vent Wind Ovr Hold 2m If Rain MaxOpen 5 The Wind Ovr Hold parameter is the length of time in minutes that the vent will remain in its override position once the wind speed is below the minimum threshold This is to keep short wind gusts from causing the vents to constantly open amp close The Rain MaxOpen percent is the maximum vent position once rain is detected EXAMPLE The wind override has higher priority than rain Suppose the vent is open 50 and it begins to rain From the entry in the above screen the vent will close down to 5 Now assume that the wind picks up and exceeds 30 mph with the wind blowing into the vent The vent will then go to a full close The fourth screen below is for insuring that the vent does not open beyond a preset percentage if the outside temperature is below a user defined threshold 07 08 Top V Vent LOW OTEMP OVERRIDE Vent MaxOpen 0 If Otemp lt 40 F The Vent MaxOpen is the max that the vent will go open if the Ote
28. moisture sensor a weighing scale or any on off input iGrow1400 Installation Guide Page67 Link4 866 755 5465 Scheduled Irrigation 01 01 Mode Scheduled hr mm ss 01 Trr01 Irr 7 00 8 00A 12 30 4 00P Off Off 01 Trr01 Irr SMIWIFS SMIWIFS 1010101 0101010 Scheduled mode allows the iGirow 1400 to turn the Irrigation channel on for a duration equal to OnTime at up to six start times per day Use Off to indicate unused time slot The third screen allows for enabling or disabling scheduled irrigation for an entire day A 1 indicates that irrigation is enabled for that particular day and a 0 means irrigation is disabled for that day Two weeks are given so that the iGrow 1400 can be configured to irrigate every other day In the above example the equipment named Irr01 is scheduled to turn on for 2 minutes every other day of the week at 7a m 8a m 12 30p m and 4p m Note These times are not astronomically adjusted Accumulated Light Irrigation 02 Trr02 Irr Mode Accum Light hr mm ss Accumulated light mode allows the iGrow 1400 to turn the Irrigation channel on for a duration equal to the OnTime 02 Irr02 Irr Start 07 00A End at 07 30P Accum Light The irrigation valve will only turn on between the Start time and End time and will only do so when the appropriate amount of light has been accumulated Both of the start and end times can be astronomically adjusted to var
29. of greenhouse that you are controlling For example the temperature can change very rapidly in a small glass greenhouse However the reverse might be true for a large poly house with a shading system To get it right may take some experimenting or tuning When you look at the historical data you can see what kind of changes you need to make to get a better response So select a number from 1 to 10 with 1 being the least aggressive and 10 the most aggressive use of Smart Cool The default number is 6 which should be a good starting point Use the or buttons to adjust this number Important Smart cool can be used whether or not you have an outside light and temperature sensor However it will function most efficiently if you have both these sensors Smart Cool Operating Examples Case outside light or temperature sensors For this case Smart Cool operates as follows When inside temperature rises above your cool setpoint temperature your system will immediately go to Cool1 or higher If your greenhouse remains in this stage for a certain length of time without dropping the temperature it will automatically go to the next higher cooling state and reset the timer This process will continue until the greenhouse temperature is at or below the cool setpoint Once this condition is satisfied no further stage change is made until one of the following three conditions occurs Condition Zone temperature goes abo
30. range will be 0 2000ppm a value of 3 would set the range to be 0 3000ppm Light Hyst Light Hysteresis only applies to curtains in Energy Mode a curtain closes for it to reopen due to light the new light reading must be higher than the close value by Close Value times Hyst value plus the Close Value For example let s say the Hyst Vlaue is 5096 If the curtain closes at 100W m2 then to reopen it the light level must reach 150 W m or 100x50 100 Temp Hyst Temp Hysteresis is similar to Light Hysteresis and only applies to curtains in Energy Mode Once curtain closes for it to reopen due to temperature the new temperature reading must be higher than the close value by Close Value plus the Temp Hysteresis value For example let s say the Hyst Vlaue is 5 F If the curtain closes at 70 F then to reopen it the temperature level must reach 75 F or 70 5 Note Regardless of what causes a curtain to close during energy mode either Light Hyst or Temp Hyst can re open it iGrow1400 Installation Guide Page63 Link4 866 755 5465 SmartCool Factors SmartCool Number 1 Ku Gmax Kd Gmin 20 20 1 5 Smart Cool uses the outside temperature and light data to assist in making intelligent cool staging decisions for the most efficient control of your greenhouse In the first level of screens there is a similarly named panel called Smart Cool Settings SmartCool Factors and Smart Cool Settings panels are related to
31. s always a good idea to check to make sure your iGrow1400 came with all items listed below Additional accessories such as outside temperature sensor light sensor wind and rain sensors and CO2 monitors can be purchased and added at any time Make sure you have all items all associated hardware and necessary tools before you begin installation If there is any visible damage or missing parts please contact our customer service at support Link4corp com or 1 866 755 LINK or fax us at 714 854 7244 iGrow 1400 unit 12 VDC external Power Supply Temp Humidity Sensor with 50ft cable 4 pcs 3 8 Drive Hex Head Self Drilling Screws 8 pcs 1 4 Washers 4 pcs 1 4 20 x 1 Hex Bolts 4 pcs 1 4 20 Hex Nut 1pc small screwdriver for tightening wire terminals ONOAP AN gt Recommended Tools Drill 3 8 socket drive drill bit with 3 extender Adjustable Wrench 1 8 high speed steel drill bit 7 16 socket drive with 3 extender Level optional Pencil nNooRom iGrow1400 Installation Guide 11 Link4 866 755 5465 Mounting the iGrow 1400 1 First find a secure location to mount iGrow 1400 controller The area should be away from direct sunlight condensing humidity rain and extreme temperatures It should be mounted in an easily accessible location at the user s eye level Since the iGrow 1400 is equipped with a hinged door and a hinged access panel for easy service and ins
32. shipping and delivery of items returned for repair Additional Costs It is expressly agreed that Buyer will reimburse Link4 for any additional costs attributable to changes in the specifications directions or design of the items furnished which are requested or approved by Buyer at Link4 s listed retail prices in effect at the time such changes are ordered Governing Law The validity of this contract and of any of its terms or provisions as well as the rights and duties of the parties under this contract shall be construed pursuant to and in accordance with the law of California The parties specifically agree to submit to the jurisdiction of the courts of California Support In order to offer you the best support we request that you register your product with us online at www link4corp com You will find the Register selection under the Support tab of the website iGrow1400 Installation Guide Page2 Link4 866 755 5465 Before you Begin Temperature Control With the iGrow 14007 you can program cooling temperature target called a Cool Setpoint and a heating temperature target called a Heat Setpoint temperature range between these two targets is called the Normal temperature range If the greenhouse temperature is within the Normal temperature band usually none of the cooling or heating equipment is on However some circulation fans often called horizontal air flow HAF fans may be active to maintain air
33. the current On valve goes Off the next valve in the queue will wait the selected min and sec before it turns On Relay Order The Relay Order parameter allows you to change the order that relays turn on if more than one output relay is programmed to turn on at the same time By default Relay Order is set to 12 gt 1 which means that if two or more output relays are programmed to turn on at the same time the output relay with the highest channel number will turn on first This ordering can be reversed by changing this setting to 1 gt 12 iGrow1400 Installation Guide Page58 Link4 866 755 5465 Setup Inputs sensor mapping TnT 5 15 51 OutT SerialSns2 RelHum lt Ser1alSns1 CO2 lt AnalogIn6 Light Solar WinSpd lt FDIn1 WinDir lt AnalogIn7 Rain FDIn2 Backup Sensor InT SerialSns2 IrrTrige D1g1talTn1 Temp1 lt AnalogTn1 Temp2 AnalogIn2 Temp3 AnalogIn3 Temp4 AnalogIn4 Temp5 lt AnalogIn5 Setup Inputs is where you tell your iGrow1400 what sensors you have this is also called sensor mapping screen above show the typical sensor mapping for each sensor If you don t have a particular sensor then leave the setting as None Note For Zone Master and Slave units you should set all weather station sensors OutT Light WindSpd WindDir and Rain to Remote Setting the weather station sensors to Remote means the Slave unit or Zone Master will get their weather station dat
34. the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 7 Connect the wires as shown in Figure 4 16a 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the precipitation sensor by sprinkinling some water on it as though it were raining to see if it senses rain After testing remember to unplug the unit to continue installing other sensors iGrow1400 Installation Guide Page35 Link4 866 755 5465 01 HITE WIRE uud OL EET mM OL 03 OL GOTT OARS __ 3
35. 0 F limit to 5 open Shock Protect Setting Shock Protect to Yes forces the Mixvalve to open slowly preventing an inrush of cold water into your boiler system Shock Protect will work two different ways depending on whether or not you have a return temp sensor assigned below Without a Temp sensor the iGrow1400 will still protect your boiler by adjusting how quickly the valve opens based on how long it s been since the valve was opened last The longer the time the slower it will open you do assign a temperature probe then the iGrow1400 follows the if Temp 1 is less than some temp then only open some percentage if Temp 3 140 F limit to 596 open If you have a temperature probe assigned as Temp1 in the example above then these are the settings for the return water supply to the Mixvalve In this example if the return water temperature is below 105 F then the mixvalve will only open 5 until the return temperature reaches the low temperature setpoint of the supply water temperature For PID control of the Mix Valve the two following pages must be activated To activate these pages go to the Advanced Settings menu and set MixValve Param from Hide to Show For further information on activating these Screens see page 60 Valve1 M1xV Temp 2 00 0 05 0 00 01 02 Valve1 Inside Temp Disable No and D values These parameters determine the reaction times of the valve as related to the difference between the ta
36. 07 will inject CO2 to the Min CO Level which is the minimum CO level The iGrow 14007 will also inject to the Max CO Level within the active time period if both of the following conditions are met 1 The current cooling heating stage is less than or equal to the indicated stage where H6 lt H5 lt N lt C1 lt C6 This means that the iGrow 14007 will not inject CO2 up to the Max CO Level for cooling stages above the indicated stage This can be used to prevent excessive loss of CO due to high fans and opened vents AND 2 The current light level must be above the programmed Min Light limit Note This mode requires the installation of the optional CO2 sensor and CO2 pump If there is no light sensor present the iGrow 1400 will inject the CO to the Max Level assuming the condition 1 above is satisfied iGrow1400 Installation Guide Page72 Link4 866 755 5465 Light HID Equipment iGrow 14007 can be used to control lights typically in the greenhouse There are two operational modes that you can program One is called Supplemental and the other Scheduled 06 HID Light Select Operational Mode You can press the enter key and highlight the Mode With the plus key you can toggle between the Supplemental and the Scheduled options Supplemental HID control 06 HID Light Start 09 00A End at 07 00P Use LightSensor Supplemental mode is active between the Start and E
37. 2 Cool Stage 2 A Cool Stage 1 70F Normal Z range UU lU Heat Stage 1 NN Re 1 05 suc 12am 1 2 3 4 5 6 7 8 9 10 11 12pm 1 2 3 4 5 6 7 8 9 10 11 Setpt 1 Setpt 2 68 0F 67 0F in this Example Setpoint 1 is set to 9 00am with a 30minute Ramp Temp is set as 68 to 72 5 F Setpoint 2 is set to 6 30pm with 60minute Ramp Temp is set as 67 to 70 5 F Figure 2 1 Example of Setpoints Staging amp Deadbands iGrow1400 Installation Guide Page4 Link4 866 755 5465 Control Strategy Prior to installing and programming the iGrow 1400 it is important to determine overall strategy to control the environment in the greenhouse The iGrow 1400 js an extremely flexible and powerful device thus additional care and planning are required In order to aid you with the process Link4 has provided several worksheets in the following pages It is assumed that you already possess a general understanding of greenhouse controls If not please review this section carefully It is recommended that you make copies of these sheets before using them They will be useful in the future should your control need change The first worksheet is for temperature and humidity controls It should be completed as thoroughly as possible depending on your needs The second worksheet is for controls
38. 66 755 5465 Page29 iGrow1400 Installation Guide 3H3H 38 00 6000 066 1 Hed unjueno 011461 1snrav sinduj 97j9S OL O9 QavdA3M 007 IHL ONISN SONILL3S 3HVALJOS 31VOS OL LON SI 9NIMVHG SIHL Z ONIHIA LNd LNO SGNV19 31GqIN OML S AH SNOO SIHL 7007 MOHD IHL dO IS LHDI dv SHL NO 1 H31VM JHL HONOYHL S3HIM HOSN3S TIY NNY OL GAGNSWWOOSHY SI LI SALON Figure 4 14b Wiring Quantum Light Sensor Link4 866 755 5465 Page30 iGrow1400 Installation Guide Wind Direction and Wind Speed Anemometer 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely Find a location that is open and free from obstructions Mount the mast at the end of the greenhouse or other building structure with the top of the mast extending at least 3 feet above the top of the building Run the free end of the sensor cable to the controller unit You may extend the sensor cable to a maximum length of 150 but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use
39. Control Note This equipment type requires 2 consecutive channels 1 amp 2 3 amp 4 etc The first channel odd numbered must be wired to OPEN the valve and the other even numbered to CLOSE it In programming your curtain for shading you will first set a close and open time It is during this window of time that you permit or enable the curtain to be controlled for shading purposes 09 10 H1Top Curt SHADING Close __ __ 7 00 Open at 6 00 You have the option of controlling the close and open times based a fixed time window a relative time window The latter is relative to the sunrise and sunset times When the cursor is over the at position and you press the or keys you will cycle through the three options SRise SnSet and at 09 10 1 Curt SHADING Close 7 00A Open SnSet 6 00P When you set the parameters up for the first as shown in the above screen the close and open times will be adjusted every day thereafter at 2 AM to track the shortening and lengthening of the days Note It does not mean that the Close is exactly at neither the sunrise time nor the Open at exactly at the sunset times You can select any time window What it means is that the daily adjustment is per the change in the sunrise and sunset time amounts When the days get longer the sunrise rise time will be earlier each day and the sunset time will be later In the following screen you have more parameters to se
40. HIM LON Od 5 1 NOWINOO 1SV NO SdWV dO LN3HHfIO Q3NISINOO WANIXYIN TANNVHO Yad ONILVY LN3HHIO dAV 30 TANNVHO XVI 9VAOE d dN AOO d 38IM 1571 0cc 0LL OVA 066 OLL SALON YALAdVHO 33 3SV31d ONIYIM 1OVINOO LAM dO NOLLVNIV IdX3 YAHLYNA 1NO 1OVINOO Atiq V SV NNVHO HOV VNIH 1 3AOWSH qION 1OS HO HO1OW HOS AV Tati sa L TANNVHO H3NHOJSNVHL uo HOLOW WOO AVT3H H3WHO4JSNVHL y Atiq 8 TANNVHO TANNVHO TANNVHO GION310S HO YOLOW HOS AV T3H PY Y GION3 1OS HO YOLOW HOS AV1 GION310S HO YOLOW HOS AV T3H r ONIYIM LAM YAWHOASNVYL OWA 066 OLL Figure 4 10 Output Wiring Example Combination Wet and Dry Contact Link4 866 755 5465 Page22 iGrow1400 Installation Guide Hardware Interlock Jumpers Hardware Interlock is a protective mechanical mechanism that prevents tw
41. I 1 TIV LYHL Q3dN3NWOOat SI Z 156012 SY 1STW ANY 30 N3A3 N dO sv 38 1SnW ANY 40 YAAWNN aao Zl LL10 01 6 8 2 95 4 6 Z SAO11O SV q HIVd 38 ATNO NVO S420 1H31NI 9 STvNIWH 1 1nd1nO 0061 MOHD OLNI 2 022 021 SHIM LON Od S NOWINOO HALSVN NO HNILVY 1N HHr1O dWvZ dO TANNVHO 83d ONILVY IN dHr1O 30 ADVLION XVIN 06 72 38IM 15 S LON A1LO3HHOO HO OL OO H INI HOS Q AOW H 38 LSNN OO H 1NI JHL 30 HLO 1OVINOO 490 1H31NI SV THNNVHO HOv HO3 uadinr TVNIWd 1 dAON3H 1OVINOO 13M SV TANNVHO HOv HOS d dnr TVNIH 1 ASN 85079 HOLON 1109 5 NOWWOS N3dO 1 1102 LINN H3TIOH LNOO H1O LNAA OWA 066 OLL Figure 4 11 Output Wiring Example Wet Interlocked Pair Link4 866 755 5465 Page24 iGrow1400 Installation Guide LH9IL H31VM H3 LN32 HL NNY SI LAdLNO LYHL d dN WOO
42. IGrow 1400 INTELLIGENT ENVIRONMENTAL CONTROLLER D 9 RD 1 gt Installation and User s Guide May 2009 4 Edition Copyright 2009 Link4 Corporation iGrow1400 Installation Guide Pagell Link4 866 755 5465 Table of Contents Introduction os uu k e 1 Customer a rrrssrsssssssnnssssssssssssssssssssssssse 1 CONTACTING eiae usc e Mia ista dio Db sa cma e MM 1 e wes 2 HUI S oA MAD UA MAD 2 Repa t P EEUU 2 Additional 2 Governing LAW a aM etudiant n HDI 2 ioo mE DRE 2 Betor you 3 Temp rature GDDITOL us ote eibi AE yuaya 3 ICAO DANS RETE 3 a ma D PT TETTE 3 4 Control Strategy oe S uuu 5 Setpoint and Staging Worksheets i 6 WOIKSTIGOE sc noes Sees debeatis tab Se aia Pade bla Pd 7 Accumulated Light Worksheet for 8 Cycle amp Trigger Worksheet for Irrigation 8 Schedule Worksheet for Irrigation 9 cru EE 11 Content euius e 11 Rec
43. ILL cause unstable sensor readings Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings Connect the wires as shown in Figure 4 18 After installing the sensor it is recommended that sensor be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately You can perform this test by having one person breath on the CO sensor element long cylinder protruding from the COz enclosure while the other person views the CO reading on the iGrow1400 After testing remember to unplug the unit to continue installing other sensors Refer to the CO installation instructions that are shipped with the unit for more installation details iGrow1400 Installation Guide Page39 Link4 866 755 5465 vu qat Ave OSN S OVA 02c 1011 NII A8 q ITddr1S LON HOSN3S 200 H3NHOdSNVu L H3MOd OVA 022 OLE OL AIVOS OL LON SIHL NOLLVTIVISNI ONIYNG d NT1OdS TI3M NOA FYNS 38 1IOIH19 1 OILVLS A8 OL 31811432605 SI HOSN3S 200 NOILVTIVLSNI ONIYNG 9
44. LON AYIM 3LIHM x19 00 1000 066 JequinN Hed SS HIM 078 THT IH Figure 4 13 Wiring Indoor Temp Humidity Sensor Link4 866 755 5465 Page27 iGrow1400 Installation Guide Light Sensor Link4 Offers two types of light sensors Solar and Quantum The Solar Light Sensor is sensitive to the visible light spectrum whereas the Quantum version limits the light measurement to the 400 to 700 nanometer band where photosynthesis takes place PAR Whichever type you ve chosen the installation only varies slightly 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Finda location that is open and free from obstructions for the sensor to be expose to light from all necessary angles 3 Run the free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If a
45. Make sure the cable supports the front panel securely 2 Find a location that is open and free from obstructions 3 free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 7 Connect the wires as shown in Figure 4 16 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the rain sensor by pouring some water in it as though it were raining to see if it senses rain After testing remember to un
46. UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings Connect the wires as shown in Figure 4 15 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately After testing remember to unplug the unit to continue installing other sensors If necessary refer to the Anemometer installation instructions that are shipped with the unit for more installation details iGrow1400 Installation Guide Page31 Link4 866 755 5465 00 116 066 1equinN Hed TIVOS OL LON SI NIAVH SIHL HLNOS SI 007 LMOHO JHL LVHL AJIH3A SNOO S 8 H314V HLOOS LNIOd OL INYA BNILV1OH A8 NOLLVTTV LSNI 3H L 403HO 318N00 108 3131dWOO MON SI NOLLYTIV LSNI INYA ANIM 6 MIYOS LAS INYA JHL N3LHOLL A 1LN39 1 TdVHS ONILNNOW 3H L OLNO LI ATINSSYVO NAHL HLHON NIINIOd SI LI LVHL OS INYA ANIM H3qqv1 NO NOSH3d 3AVH
47. WVdDOdd as Sumpa 10 pjay 122 5 1051 2 01 4313 SN uone o 1xau o1 JosJn LX3N 251 uone o SnOIAa d au 0 3seaJ ul 01 251 JOsJn 03 5 s uun ss id sa5ueu anes NOIIVDIAVN 56 25 S9 1300 87 06 96 unH A 28 597 Cas rea AXEM ULW unf 13215 yu uidinb3 ZuL teM SuiyteM SuiyteM 501815 urey 501025 355 14811 uonejs 1 3 202 90 61 20 dOE E 3 1 3 5 89 LUT urew 0 22 0 89 WHON 5002 1u814do5 07 07 9 1 943 03 1 5 343425 50115 755 5465 Link4 866 Page51 ide Grow1400 Installation Gu Sensor Status Display 02 1000 Light 1000 Wind SSE 15 Rain No Temp1 70768 Temp2 Temp3 Temp4 Temp5 The Sensor Status Display screen s will show you readings for whichever sensors you have attached Current CO reading in ppm Light Current light reading The light sensor is typically installed outdoors with a maximum reading of 2000 Watts meter squared OR in Klux with a maximum of 120Klux Wind This wind speed reading is displayed in miles per hour or kilometers hour along with the wind d
48. When a setpoint is in affect at a certain time length the controller will activate the necessary equipment in heating and cool stages to bring the environment back to Norm The same applies when the humidity rises or falls beyond the target low high setpoint When one or more setpoints are used the second or subsequent setpoints will become the active setpoint at the start time and the previous setpoint will end iGrow1400 Installation Guide Link4 866 755 5465 75F Ramping In addition you have the option of a temperature ramp between the setpoints Each setpoint time period ends with a Ramp time The benefit of ramping allows for you to make smooth transitions within the greenhouse so that the plants don t experience temperature shock Ramping also saves energy which translates directly into lower operating costs In the example below the start time is 8 00a with a 30 minute ramp time The ramp time enables a smooth transition of the target temperatures between the setpoint time periods Of course the ramp times can be set to 0 and in this case there will be an immediate step transition in the set points This is best explained by the illustration shown below Setpt 1 72 5 F Beginning of Ramp time 8 00am Ramp time 9 00am End of Beginning of Ramp time 6 00pm End of Ramp time 6 30pm Setpt 2 70 5 F Deadbands N Cool Stage 4 Cool Stage 3 2
49. a remotely from the Site Master PREV and NEXT keys move the cursor from one input selection to the next Using the and keys you can select which one of the input channels to assign to your sensors Note that the allowable choices vary from one type of sensor to another If any given sensor is not present None should be selected The Software choice is useful for testing and debugging if you just want to force the reading to a particular value The software value can be modified through the Calibration Inputs screen below The Backup Sensor is an optional way to tell the iGrow 1400 which sensor it should default to in the case of a failure on the InTemp temperature sensor Note For the Backup Sensor to be used to must be Enabled See also Fallback Settings below to Enable the Backup Sensor iGrow1400 Installation Guide Page59 Link4 866 755 5465 Calibrate Inputs Calibrate Raw Value Adjust Adj Value Calibrate To calibrate an input you must first select the sensor you want to calibrate Press the or keys to cycle through the various sensors Once you have selected your sensor press enter and it will take you to the adjustment line Raw Value Raw Value is the direct reading from the sensor Using the or keys will add a positive or negative adjustment to the raw reading giving you an adjusted value Adj Value Adj Value is what will be reflected on the front status screen Time Date amp History Time 12 17P
50. again To avoid this potential cycling problem you can set a Time Delay in minutes where the light level must be above the turn off threshold continuously before the lights will be turned OFF iGrow1400 Installation Guide Page73 Link4 866 755 5465 Scheduled HID control 06 HID Light Select Operational Mode If you select Scheduled mode the following screens have the following format HID Light o 7 30p 9 00p f 10 45p 12 00a f 12 00a On this screen you can see that you have up to three time periods per day to program an ON and OFF time for your lights Just press the Next or Prev keys to navigate to the time entry you want to modify and then use the or key to adjust the time The next screen lets you select the days of the week for enabling your lights This is on a week schedule 06 HID Light SMTWTFS SMTWTFS 0111110 0111110 Scheduled Days A 0 means the lights won t come on for that entire day a 1 means they will Once you ve pressed the Enter button move the cursor with the Next or Prev keys You toggle between the 0 and the 1 with the key iGrow1400 Installation Guide Page74 Link4 866 755 5465 Pump Control 05 Pump2 Pump Local Pump2 Supply MixV s with Minimum 5 open When you have a mixvalve type heating system it is often necessary for the controller to manage the system pump s The iGrow1400 can control up to 5 Pumps each one being activated when the mixvalve tied
51. al for each output and a shared terminal for the 24VAC master common A Dry output closes a switch There are two terminals for each output and Wet contact installation design is used when connecting one power wire to the master common 24 VAC source for multiple equipment such as irrigation and then a single wire to the appropriate channel Wet design installation is utilized to minimize the amount of wires and fewer transformers By default the black terminal jumpers are set in place It is not necessary to remove the black terminal jumpers when using a wet contact installation Note Both of the MASTER COMMON terminals and the channel terminals are the same and provide a maximum capacity of 7 amps See Figure 4 8 an example of a wet contact installation Dry contact installation design is used when a user wants to isolate equipment and use transformers for every piece of equipment In this case put both the wires in the appropriate channel and then remove the black terminal jumper for each channel wired as a dry contact you may replace the black terminal back on only ONE pin for safe keeping See Figure 4 9 for an example of a dry contact installation It is also possible to utilize both wet and dry contact installations at the same time Refer to the wet contact section to install a wet setup and refer to the dry contact section to install a dry contact R
52. an independent thermostat output with Day Night settings It can be programmed on any Channel Vent may only be programmed on any two consecutive channels the first channel being an odd number and the second it s neighboring even number for example channels 1 amp 2 or 3 amp 4 are acceptable pairs but 2 amp 3 or 8 amp 9 are not Curtain may only be programmed on any two consecutive channels the first channel being an odd number and the second it s neighboring even number for example channels 1 amp 2 or 3 amp 4 are acceptable pairs but 2 amp 3 or 8 amp 9 are not MixV may only be programmed on any two consecutive channels the first channel being an odd number and the second it s neighboring even number for example channels 1 amp 2 or 3 amp 4 are acceptable pairs but 2 amp 3 or 8 amp 9 are not PZone a special purpose Mixvalve and is a proportional controlled MicroZone It may only be programmed on any two consecutive channels the first channel being an odd number and the second it s neighboring even number for example channels 1 amp 2 or 3 amp 4 are acceptable pairs but 2 amp 3 or 8 amp 9 are not It is an independent thermostat output that can control modulating heat valves iGrow1400 Installation Guide Page66 Link4 866 755 5465 ON OFF Equipment 02 OnOff Heat Cool 654321 N 123456 000000 0 011111 The iGrow 14007 supports On Off devices with up to 6 heating and 6 cooling stages 1 to turn equipment ON
53. are installed in their proper locations and all sensors tested you are ready to connect the serial cable Regardless of which units will be Zone Masters or Expansion units all units must be wired together in a serial fashion as shown in figure 4 21 Jumper Settings Make sure to remove the blue jumper on the Site Master and any following controllers except for the last controller in the serial network chain On the last unit of the network chain the blue jumper must remain installed or the network won t function properly If you re only connecting two iGrow1400s together remove the jumper from the first Site Master unit and leave it installed on the second unit Programming The last step in setting up the network is programming each unit to be a Site Master Zone Master or Slave Slave units are also called Expansion units Zone Masters and Slaves also need to know which data to pull down from the network such as weather station temp probes and zone setpoints For instructions on how to do this please refer to COMMUNICATIONS Network Programming section of this manual iGrow1400 Installation Guide Page45 Link4 866 755 5465 Sum N SARIS SARIS 1 19158 1 nun n nn oon X oooh 3AEIS 2 5 i191SeIN 1 3AEIS Dt Ono f 3AEIS 1 SAEIS 39452
54. cation abuse and or any types of improper usage Nonconformance to any of the specifications in the product manual will void the warranty Furthermore our liability to the goods sold whether on warranty contract or negligence will be released upon the expiration of the warranty period when all such liability shall terminate Link4 shall not be responsible for any loss or claims due to consequential damages afford by the Buyer Link4 also reserves the right to make any necessary changes to features and specifications to condition or warranty Returns Merchandise cannot be returned without a Return Merchandise Authorization RMA number from Link4 Requests for permission to return defective items must be made within 14 fourteen days after receipt of shipment A Link4 RMA for approved returns must appear on both the customer s shipping carton and the related receipt memo Parts under warranty will be repaired at no charge Other returned items will be subjected to the following restocking charges 20 for no value added items 40 for value added items and 75 for custom designed or built to specification items Repairs A repair order must also have a Link4 Return Merchandise Authorization RMA number Repairs that are not covered by the warranty will be billed on a material and labor basis Items returned for repair must be sent to Link4 with prepaid return transportation Link4 will not be responsible for damage s due to improper packaging or
55. dapter can be purchased from Link4 Carefully insert the cable through the left most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable Use UV protected tie wraps typically blue or black and do not over tighten Note any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings Keep cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits the wires as shown in Figure 4 20 Make sure you test the Sensaphone by programming a high and low limit and then make the alarms go off to see if the Sensaphone will contact the right number After testing remember to unplug the iGrow 1400 before continuing to install other sensors Refer to the Sensaphone installation instructions for programming the unit iGrow1400 Installation Guide Page43 Link4 866 755 5465 00 701 1 066 19dUnN Wed AIVOS OL SIHL 2 LAdLNO 103 SGNV19 AHL S Ad SNOO SIHL 0071 JHL dO ACIS 14971 SHL NO LHOIL H31LVM SATEVO 3S3H L NNY OL GAGNSAWWOOSHY SI LI S 1ON 1 NI LNIC SNI NIC T
56. e mixvalve will only open 5 until the return temperature reaches the low temperature setpoint of the supply water temperature iGrow1400 Installation Guide Page83 Link4 866 755 5465 For PID control of the PZone the two following pages must be activated To activate these pages go to the Advanced Settings menu and set MixValve Param from Hide to Show 01 02 Valve1 MixV Water Temp 2 00 0 05 0 00 01 02 Valvel Inside Temp Disable No and D values These parameters determine the reaction times of the valve as related to the difference between the target temperature and the actual temperature The P value is a proportional number The larger the value for P the faster the valve will move when the temperature differs from the desired value The downside to increasing P is that it can result in increased overshoot The value makes adjustments to the valve position to reduce the temperature overshooting The larger the value the less the temperature will overshoot the target The downside is that the larger the value the slower the reaction time as the temperature gets close to its target Also never adjust to be zero as it will generate errors The D value looks at the rate of change of the difference between the target and the desired temperature The higher the number the more the valve will move when the temperature differs from its target Be very careful when increasing this number Note The iGrow1400 s defau
57. e curtain is scheduled to open and it is cold above the curtain it may not be desirable to open the curtain all at once This option lets you select an outside temperature below that the curtain will open in four steps It will open 5 and then pause for five minutes It will do this for four times and then open to 0 without stopping If the system does not have an outdoor temperature sensor this option is not enabled The final item is Close Time This is the time in minutes and seconds it takes for the curtain to go from its full open position to its full close position Just as with the vents this is an important entry since it establishes the run time for the curtain so that it will go correctly to the close positions that you program Mixing Valves Note This equipment type requires 2 consecutive channels 182 384 5 amp 6 etc The first channel odd numbered must be wired to OPEN the valve and the other even numbered to CLOSE it 01 02 Valve1 MixV Temp1 Min 70 0 F Max 90 0 F Open Time 1m 30 s Temp The Temp1 setting tells the iGrow1400 which temp probe is being used to measure the hot water supply to the greenhouse Since you can have up to 5 temp probes connected to your iGrow1400 be sure to set this to the correct one Use the or buttons to select the correct probe Min Min is the minimum water temperature of the supply pipe If the supply water temperature ever goes below this value the mixvalve will ad
58. ect the correct temperature Max Max is the Maximum temperature that the supply water should ever become If the supply water temperature ever approaches this value the mixvalve will adjust low the supply water temperature This is especially important when PVC pipes are being used Use the or buttons to select the correct temperature Open Time Open Time is the time it takes for the Mixvalve to go from fully opened to fully closed Measure this time with a watch add a few seconds and then enter it into Open Time field iGrow1400 Installation Guide Page82 Link4 866 755 5465 07 08 Valvel PZone Heat Turn On Delay 00h 00m 15 5 Use Pumpl The second screen are general settings Heat Turn On Delay Heat Turn On Delay is the estimated time it takes for the heating system to affect the greenhouse temperature This is determined by taking a temperature reading with all heating amp cooling equipment off and the mix valve closed then manually switching the mix valve open Measure the time it takes for the ambient temperature within the greenhouse to rise 2 deg Use Pump If you want the iGrow1400 to control a pump associated with the mixvalve system this is where you select which pump to control You must use one Output Channel to control the pump For more information on how to setup the pump see the Pump Control section of this manual 07 08 Valvel PZone M1croZone Air Temp Sensor 2 Temp 68 0 to 72 0 F
59. efore beginning the wiring process Master Common Terminals for Wet Switching to 24 VAC 14 Wet Dry Jumpers Remove for dry switching or Install for wet switching to Master Common 14 Output 12 Hardware Terminal Pairs Interlock Jumpers ME Sp Remove to disable HHR P hardware interlock between eae odd even channel pairs 72 NE DC Input Power 8 Analog Inputs Use for Light Sensor Wind Direction CO2 Sensor Analog Temperature Sensor Analog Humidity Sensor 4 Ports Connect to for remote monitoring and management Connect to wireless weather station interface CEE CERES CE Backup Batery Digital Temperature and Humidity Interface 11 Digital Inputs Use for Wind Speed Rain Indicator Irrigation Trigger Constrast Adjustment for Front Panel Display Figure 4 6 Internal Layout of the iGrow 1400 PCB Wiring the iGrow 1400 Warning Do Not Plug in the Power in while wiring the iGrow 1400 and keep all toggle switches in the OFF position It is recommended that all connections be made through the 4 liquid tight connectors at the bottom of the iGrow 1400 since the glands compress around the cables to form a watertight seal Making any additional holes in the top sides or back of the enclosure can result in water condensation inside the unit causing damage to the controller Failure to in
60. efresh the controller This is a safe operation and will not cause you to lose any programming or configurations Factory Default Reset if ever wanted or is necessary you can reset the iGrow 1400 to its factory default settings To do this unplug or press the reset button then immediately press and hold the Back and Enter buttons simultaneously while the unit restarts After doing so the controller will say iGrow 1400 Restoring Default Configurations Release the Back and Enter buttons and press the reset button once again to complete the procedure It is suggested that if you have the iControl software use it to save your configurations before making a factory default reset Then you can use it to quickly restore all your settings Warning You will lose all configuration data if a Factory Default Reset is performed iGrow1400 Installation Guide Page91 Link4 866 755 5465
61. elects one of the 4 setpoints you wish to override The next field is used to enable the override This is done by toggling the field from Off to On Select Stage Override Number When Stage Override 1 is highlighted press the or buttons to select which of the 4 Stage Overrides you want to set iGrow1400 Installation Guide Page86 Link4 866 755 5465 Force to Stage With the use of the or you can select the stage that you want to force the zone into Time Start and Stop Enter the times of day you want the overrides condition to begin and end One Time Only or Daily Choices for this field are Daily or One Time Only If One Time Only is selected once the override is completed it will not occur again without being reset to On If Daily is selected the override will occur every day during the time window Equipment Overrides System Setup Setpoint TimePeriod Program Equipment Dehumidify Humidify Stage Overrides Alarm Limits Clear History 01 Override Off Vent1 Force At 8 00 to 8 15 Occurs One Time Only This programming feature allows you to manually override your greenhouse equipment for specified periods of time either once or daily Select the Channel Pressing the or to find the Channel you wish to override Force With the use of the or you can select whether you want to force the digital equipment either On or Off and the proportional equipment to a particular position S
62. emember when installing a dry contact to remove the black terminal jumper for each channel wired as dry contact only See Figure 4 10 to view an example of output wiring a combination of wet and dry contacts iGrow1400 Installation Guide Page19 Link4 866 755 5465 1HOLL H IN O H NOHHL LNdLNO TIY NH 1VH1 d dN WWOO H SI 9 STVNIW3H L LNdLNO 0081 OLNI 2 022 021 SHIM LON Od S NOWIAOO H3 1SVIN NO ONILLVH IN HHO dNvZ JO WNNIXVN JANNVHO ONILVH IN ddn9 WRIAIXVIA FOVLIOA 2 06 d dN WWOO H TIXV 15 L SILON LOVLNOO 13M V SV Q3UIM TANNVHO HOV 303 TVNINd 1 MOVId ASN GION310S HO YOLOW HOS IHNNVHO 1109 AV 3H H3I NHOJSNVH L GION3 OS HO YOLOW AV T3H 1 NNVHO ES RES QION 1OS HO YOLOW 1 NNVHO AVT3H OWA 088 0 Figure 4 8 Output Wiring Example Wet Contact Link4 866 755 5465 Page20 iGrow1400 Installation Guide H31VM H3 1N32 HL SI TIY 1VHL d dN WOO H SI
63. er is 1 minute Case Il Light and or outside temperature sensors With a light and or outside temperature sensor the system uses a proprietary algorithm to modify the upstage and downstage times as a function of the sensor readings Assume an aggressiveness number of 6 is selected As noted above the upstage timer is 4 minutes and the downstage timer is 6 minutes if the outside temperature is close to the inside setpoint temperature and the light level is low As the light level increases the upstage time will be shortened and the downstage time will be increased This change will occur gradually Similarly as the outside temperature goes above the inside setpoint temperature the upstage time is reduced and the downstage time is increased Setpoint Alarms System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Stage Overrides Equipment Overrides Atarm L imits Setpoint Alarms Auxiliary Controls Clear History Temp Setp Alarms 10 0 F above for 99m 10 09 below for 99m 99m disabled Set Temperature The Setpoint Alarm screen lets you set a high temperature and a low temperature alarm relative to the Set Point For example if your Set Point temperature is 70 degrees and you want the alarm to trigger 10 degrees above this value you will enter the 10 as shown above Time Value The Time Value that must be met in order to trigger the alarm A value of 99 disables the alarm If the value is zero t
64. ferent sensors In this section you will be shown how to install indoor outdoor temperature and humidity light wind direction and speed rain and CO sensors and a Sensaphone Indoor Air Temperature and Humidity Sensor The iGrow 1400 ships with a temperature humidity sensor in a radiation shield to ensure accurate air temperature readings in direct sunlight The sensor includes a 50 foot sensor cable Normally you will want to hang the sensor near the crop level close to the center of the controlled environment It is important to keep the sensor away from irrigation emitters unit heaters etc that will effect the accuracy of the sensor 1 First open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Find a central location in the greenhouse and let it hang relatively close to the height of where the plants will be 3 Runthe free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 Any extension wire must be shielded and stranded 24AWG type wire 5 Carefully insert the cable through the right most watertight fitting at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typica
65. hen the alarm will occur immediately when the temp setting is met Note It is highly recommended you use the optional Link4 Sensaphone to call your user preset phone numbers in case of an alarm being triggered iGrow1400 Installation Guide Page89 Link4 866 755 5465 Note If both alarm lights go on this is an indicator that the temperature sensor for inside temperature has malfunctioned Auxiliary Controls Aux 1 set Channel 3 Temp2 lt 59 F For 00 30 mm ss Hold time 10 mm Auxiliary Controls also known as Aux Control are a cross between an Equipment Control and an Alarm Control Aux Controls allows you to control any unassigned Equipment or Alarm Output based on a specified environmental condition Aux Controls are often used as a flexible Alarm control as they can turn on an Output if an alarm type condition occurs Another way to look at Aux Controls is as a Conditional Equipment Control Meaning if some specific condition occurs in your greenhouse then activate certain Equipment Aux 1 You can have up to 8 Aux Controls Use the or buttons to set which Aux Control you want to setup Channel 3 You can assign Aux Control to control any unassigned Output Channel 1 12 and either or both Alarm Outpui s Aux Control will not allow you to assign an Output channel that is already being use by an equipment However you can assign it to a channel that has another Aux Control assigned to it Use the or bu
66. irection display with one of 8 possible directions N NE E SE S SW W NW Rain The rain detector indication is either Yes there is rain or No there is no rain Temp Probe Number You can have up to 5 temperature probes attached to your iGrow1400 By mapping your Input Settings you can assign each probe to whichever Temp Probe Reading Temp1 etc that you want iGrow1400 Installation Guide Page52 Link4 866 755 5465 Equipment Status Irri 6 Waiting Irr2 2 46 Irr3 3 3 00p Irr4 39 58 C02 Vent1 Heater Pressing the Next key again will display the status for each piece of equipment assigned to the various output channels up to 4 equipment status can be displayed simultaneously The Next Prev key allows you to page back and forth between the programmed equipment status screens An example follows These screens display the current status of the equipment outputs First column This first column is the Channel number Keep in mind that for Vents and Curtains two channels are taken up In the example above 7 8 are vent outputs and 9 10 are curtain outputs Note that equipment 11 is not used thus it is not displayed Second column The second column is the Equipment name assigned to that channel Names are limited to 5 alphanumeric characters Third column The third column is the number of times that the respective output has been triggered in irrigation mode Fourth column The fourth column is
67. is enabled From the example when the outside temperature is less than 35 F the exhaust fan will be turned off and Vent1 will go to a minimum of 5 open Temp Stage Enable HEAT 1 enabled H1 H2 H3 H4 H5 H6 last screen the Dehumidify Humidify menu allows the Dehumidification Humidification overrides to be disabled in a particular temperature stage By default the overrides are enabled in all temperature stages This is indicated by a 1 below the designated temperature stage Changing the 1 to 0 will disable the Dehumidification Humidification overrides in that particular stage Stage Overrides System Setup Setpoint TimePeriod Program Equipment Dehumi di fy Humi di fy Equipment Overrides Alarm Limits Clear History Force to Stage At 8 00 to 8 15A Occurs One Time Only Stage overrides are useful for testing purposes where you can force the iGrow1400 into any of the heating or cooling stages They are also useful for fumigation where there are spraying cycles the require everything to be closed and then exhaust cycle where air exchange takes place It is possible to override one to four of the setpoint settings by forcing the zone into one of the cooling heating or normal stages for a selected time period There are four possible stage override programs When you go to the stage override screen the first highlighted segment is the Stage Override Use of the or keys s
68. is sometimes called hysteresis band For cooling it is the number of degrees the temperature needs to drop from the lower boundary of its current stage before it switches to the lower stage Without Deadbands equipment tends to cycle frequently amp constantly change stages when the temperature approaches the set points When a large value is used setpoints may not be maintained Typical values might be 1 to 2 degrees F For heating it is the number of degrees the temperature needs to rise above the temperature boundary before it switches to a lower heating stage RelHum Deadband iGrow1400 Installation Guide Page56 Link4 866 755 5465 This is the RH the humidity must drop below the dehumidification threshold before exiting the dehumidification state It also is the RH the humidity must rise above the humidification threshold before exiting the humidification threshold Bheat Deadband This is the number of degrees that the bottom heat temperature must rise above the bottom heat temperature setpoint or threshold before the heat valve switches off Typical values might be 1 degree F or less Setup Location Latitude 34 N Longitude 118 W The iGrow 14007 has an internal astronomical clock By knowing the actual coordinates sunrise and sunset times can be precisely calculated Go to www heavens above com to find coordinates for your precise location If a negative longitude is given you are west and if a negative latitude is g
69. iven you are south Outputs Control Rain Hold Time 01 m Delay 01 m 00 5 Irr Mode Concurrent Irr Delay 00 m 05 s Relay Order 12 gt 1 Rain Hold Time Rain Hold Time is a parameter that lets you choose how long you want the rain override condition to persist after the rain status goes from Yes to No This is to keep intermittent rain from causing the vents to keep opening and closing Cmd Delay Delay is the time between commands to change the equipments states It is the shortest time permitted for switching equipments Typical update times are from 1 to 2 minutes This parameter is used to minimize the cycling of the equipment Irr Mode Irr Mode is either Concurrent or Sequential You can choose between the two options by pressing the or key These options apply if you program more than one irrigation valve to trigger based on accumulated light or a dry contact switch closure or if you select the cycling misting option If you select Concurrent then the valves will turn on immediately when requested regardless of how many are already on If you select Sequential then iGrow1400 Installation Guide Page57 Link4 866 755 5465 the first one will turn on but if other valves are to come on they will wait in queue and each one will come on in succession Also see Jumper section to make sure your settings are correct Irr Delay Irr Delay forces a user definable delay between the valves In other words when
70. just increase the supply water temperature Use the or buttons to select the correct temperature ax Max is the Maximum temperature that the supply water should ever become If the supply water temperature ever approaches this value the mixvalve will adjust low the supply water temperature This is especially important when PVC pipes are being used Use the or buttons to select the correct temperature Open Time Open Time is the time it takes for the Mixvalve to go from fully opened to fully closed Measure this time with a watch add a few seconds and then enter it into Open Time field 01 02 Valve1 MixV Heat Turn On Delay 01h 15m 00 5 Use Pump1 Heat Turn On Delay Heat Turn On Delay is the estimated time it takes for the heating system to affect the greenhouse temperature This is determined by taking a temperature reading with all heating amp cooling equipment off and the mix valve closed then manually switching the mix valve open Measure the time it takes for the ambient temperature within the greenhouse to rise 2 deg Use Pump iGrow1400 Installation Guide Page80 Link4 866 755 5465 If you want the iGrow1400 to control a pump associated with the mixvalve system this is where you select which pump to control You must use one Output Channel to control the pump For more information on how to setup the pump see the Pump Control section of this manual 01 02 Valvel MixV Shock Prot No Temp3 lt 105
71. lly blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Connectthe wires as shown in Figure 4 13 7 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Test the temperature by changing the indoor temperature to see if it is reading properly After testing remember to unplug the unit to continue installing other sensors iGrow1400 Installation Guide Page26 Link4 866 755 5465 Jsuegjeues OL LIS OSTV Lsuegjeueg 0 LUI 1 sinduj dnies OL OD QvdA3 S007 LMOHO IHL ONISN SONILL3S 3HVMLJOS r TIVOS OL LON SI SIHL ONIHIM LNdLNO HOJ SQNV19 OML IHL S3AH3SNOO SIHL 0061 MOHD IHL 40 2018 1 HOJH dvd IHL NO GNV19 LHOIL H31VM S IA HOSN3S TIY NNY OL GAGNAWWOOSH SI LI Z SHOSN3S H1O8 Q3HVHS STVNINHAL 312 GND 38v SHOSN3S HLO8 N3HM L SA
72. low threshold for the selected time in minutes before the curtain will open Energy Control Note This equipment type requires 2 consecutive channels 1 amp 2 3 amp 4 etc The first channel odd numbered must be wired to OPEN the valve and the other even numbered to CLOSE it Curtains are often used as a thermal blanket during the night We call this energy control On the first screen you set the Close and Open time window As above you have the option of adjusting the Close and Open times for Sunset and Sunrise 09 10 H1Top Curt ENERGY CONTROL 1 Close at 7 00P Open at 8 00A If you have a light sensor and or an outside temperature sensor you can make the energy blanket subject to certain conditions as shown in the following screen 09 10 H1Top Curt ENERGY CONTROL 2 Open Above 200W m OR OutT gt 75 F You can set a light threshold and an outside temperature threshold above which the curtain will not close Either of these two parameters will keep the curtain open The final curtain screen has a few more options The first is that you can select a heating or cooling stage above which the curtain will be closed to a maximum For example in the above case the curtain will close to 95 if the stage is at or above Cool 5 09 10 1 Curt Max 95 COOL5 ShockProtect 409F Close Time 01m 00s iGrow1400 Installation Guide Page79 Link4 866 755 5465 The next is Shock Protection In the morning when th
73. lt settings for PID should be suitable for most any installation and therefore should not be modified without a good understanding of PID controls If you feel a change is necessary and not sure how to proceed contact your local distributor or Link4 directly for assistance iGrow1400 Installation Guide Page84 Link4 866 755 5465 Dehumidify Humidify System Setup Setpoint TimePeriod Program Equipment Stage Overrides Equipment Overrides Alarm Limits DH1 DH2 DHLT H Fanl jt 0 0 Heat 0 1 Vent1 5 15 00 00 DH Max On 05 min Min Off 10 min Heat Boost 2 5 F DHLT lt 35 09F OutT When you select the dehumidify humidify option it takes you to a screen that lets you program the equipment you want to use in each of the four humidity override states See upper right figure above The four states are DH1is engaged when the zone s humidity reading is immediately above the High humidity setpoint In the example Fan1 will go on and Vent1 will go to 5 DH2 is engaged when the zone s humidity reading is above the setpoint by 5 DHLT is the dehumidification state that is engaged when the outside temperature is below a user set value on the next screen H or humidify stage is engaged when zone s humidity is below the Low Humidity Setpoint Note For On Off equipment a 1 indicates that the equipment is to be turned On in the override state A 0 would indicate that it is to go Off The indica
74. m 187 W Orangethorpe Ave Suite 101 Placentia CA 92870 Telephone Email SUPPORT 866 755 5465 or 714 524 0004 Sales sales link4corp com FAX 714 854 7244 Service support link4corp com iGrow1400 Installation Guide 1 Link4 866 755 5465 Terms and Conditions Warranty Link4 warrants that the goods sold under this contract will be free from defects in material and workmanship for a period of 12 months after the date of purchase This warranty will be limited to the repair and replacement of parts and the necessary labor and services required to repair the goods IT IS EXPRESSLY AGREED THAT THIS WARRANTY WILL BE IN LIEU OF ALL WARRANTIES OF FITNESS AND IN LIEU OF THE WARRANTY OF MERCHANTABILITY Moreover any description of the goods contained in this contract is for the sole purpose of identifying them is not part of the basis of the bargain and does not constitute a warranty that the goods will conform to that description The use of any sample or model in connection with this contract is for illustrative purposes only is not part of the basis of the bargain and is not to be construed as a warranty that the goods will conform to the sample or model No affirmation of fact or promise made by Link4 whether or not in this contract will constitute a warranty that the goods will conform to the affirmation or promise Link4 shall not be responsible for replacement s or repair s which become defective from user negligence modifi
75. mount the iGrow 1400 Refer to figure 4 2 for a visual picture iGrow1400 Installation Guide Page12 Link4 866 755 5465 00 0000 2 6 JequinN Ped 94 4 LAN TANVd OL ONILNNOW 311075 OL ONILNNOW 00 4000 0 6 Wed 5195 8 MIYOS 00 0000 22 9dUUnN Hed 1914 HSVAA INV38 OL ONILNNOW 00 8000 0 1equinN Hed X 91 4 1108 00 0000 Jequinn Hed 148 H3HSVM 00 000 0 6 1equinN Yed a ONITHYG 4185 8 NddOS 00 0000 1 6 Wed H3HSVA Instructions lon Figure 4 2 1400 Installat Link4 866 755 5465 Page13 iGrow1400 Installation Guide iGrow 14007 Overview Now that iGrow1400 has been mounted take some time to look over the front panel iGrow1400 has many features to help give you the growing advantage Figure 4 3 below gives an overview of the main components that the iGrow1400 has to offer Thumb Screws for Internal Access Three Way Manual Watertight NEMA4 Case Override Switches with Clear Hinged Door Equi t Stat Graphical Display quipmen us Indicators and 7 Keys Input Pad Hi Lo Temperature Hardware Alarms Reset External Lockable Serial Port Pull Latches Liquid Tight Connectors
76. movement within the greenhouse environment Whenever the temperature within the greenhouse moves above the cool setpoint or below the heat setpoint falls outside the Normaltemperature range the iGrow 14007 will enter cooling or heating stages to bring it back line With the iGrow 14007 you can program up to six cooling and six heating stages These stages go from Cool 1 to Cool 6 and Heat 1 to Heat 6 Cool 1 and Heat 1 are the least aggressive with Cool 6 and Heat 6 the most aggressive In your program you will determine what equipment you want to be active in each of the stages Of course you do not need to use all the stages When the air temperature in the greenhouse rises above the Cool Setpoint the system enters the first stage of cooling referred to as Cool 1 If the temperature continues to rise the system will enter the second stage Cool 2 then the third stage Cool 3 and so forth At each increasing cooling stage more cooling will be brought to attempt to bring the air temperature below the cool setpoint and within the target Normal temperature range Heating works the same way In considering the difference between each heating and cooling stage there is a variable increment in the program which is the number of degrees between each heating and cooling stage called the Stage Separation or Stage Width Whenever the temperature rises 1 degree above the cool setpoint 70 then the iGrow 1400 will activate the ap
77. mp is less than the number of degrees that you enter In any case wind and rain overrides will have precedence In the fifth and final screen the vent can be programmed to go to a minimum opening if the outdoor temperature exceeds a plus or minus value relative to the cool temperature setpoint This override is anticipatory and is particularly useful for the open roof vent configuration or the side roll up vents It is also useful if one wants to minimize the vent movements by just leaving the vent in a fixed position as long as the outside temperature exceeds some offset from the cool setpoint temperature 07 08 V Vent Vent Min Open 99 If Outside Temp gt Cool Setp 3 F The Vent Min Open is the minimum position for the vent when the Otemp exceeds the CoolSetP plus an offset temperature This feature helps improve efficiency by using outside air to cool the greenhouse rather than fans or Pads As with the previous screen wind and rain overrides will have precedence EXAMPLE iGrow1400 Installation Guide Page77 Link4 866 755 5465 Suppose you have an open roof vent and you want to it go to its maximum position when the outside temperature is 3 degrees below the cool setpoint which during the day is 70 degrees You will then enter 99 for the Min Open value and 3 for the offset value Once the outside temperature exceeds 67 degrees the roof vent will in this example go to 99 or full open Curtain Programming Shade
78. nd times You have the option of controlling the Start and End times based on a fixed time window or a relative time window The latter is relative to the sunrise and sunset times When the cursor is over the at position and you press the or keys you will cycle through the three options SRise SnSet and at When you set the parameters up for the first time as shown in the above screen the Start and End times will be adjusted every day thereafter at 2 AM to track the shortening and lengthening of the days Note When you select SRise or SnSet It does not mean that the Start is exactly at the sunrise time or the End at exactly at the sunset times You can select any time window What it means is that the daily adjustment is per the change in the sunrise and sunset time amounts When the days get longer the sunrise rise time will be earlier each day and the sunset time will be later If you do not have a light sensor then the output functions as a time clock with the optional astronomical adjustment If you do have a light sensor then you can program the following screen 06 HID Light Turn ON lt 500 W m2 Turn gt 600 W m2 Time Delay 20 Min First you will program the light level below which the lights will be turned ON Then you will program the level at which they will be turned off The final parameter is the Time Delay If the sun were to appear momentarily you probably don t want the lights go off and then on
79. nput wires not be routed through the same connector as the power wires For best results route all sensor wires through the right most liquid tight connector and then move toward the left The power wires and non sensor wires are routed through the left most connector and if needed the next connector over Control Relays amp Contactors TM Your iGrow 1400 has twelve output relays that come set up with wetted contacts The black terminal jumpers come set from the factory so that you can bring in a Master common 24 VAC When wiring this way as wetted the line current on the master common should not exceed 7 amps If you remove a black jumper its associated relay is then wired as a dry contact See Figure 4 8 and Figure 4 9 The board mounted relays are intended as pilot relays For most loads you will want the iGrow 1400 outputs to control a load relay or contactor that is connected to the motor However in some cases such as irrigation valves that are 24 VAC you can drive them directly assuming that you are wiring only one or two valves per relay The maximum run current recommended for each of the iGrow1400 relays is 1 amp There are voltage suppressors on each output to protect the iGrow1400 from excessive inductive spikes Additional protection should be used in the contactor panel if there are large inductive loads Wet and Dry Contact Design A wet output switches the output to a shared 24VAC source There is one termin
80. nt the controller to fallback into utilizing the Backup Sensor OutTemp or other temp sensor you have defined in the Setup Inputs section By choosing the fallback option to Enabled mode the controller will automatically detect an sensor failure and fall back to the Backup Sensor If Fallback is Disabled then there is no action to utilize a backup sensor and the iGrow 1400 will engage the Force to condition Note In the event of an InTemp sensor failure both High amp Low Alarms will immediately be triggered iGrow1400 Installation Guide Page62 Link4 866 755 5465 Force to In case of a Fallback failure scenario or if Fallback is Disabled the third level of safety is to force the iGrow 1400 into any stage automatically In the example screen above the iGrow 1400 would engage whatever equipment you have assigned to be ON under NORM conditions Advanced Settings MixValve Param Hide Equipment Delay 3 s 2 155 2 ppm Curtain Energy Mode Light Hyst 50 Temp Hyst 7 59 E Advanced If you wish to use PID Mix Valve operation then the MixValve Param option must be set to from Hide to Show This will activate two additional menu screens located under the MixV equipment type menu Use the and keys to change setting from Hide to Show Equipment Delay Time the iGrow1400 will wait to switch from one equipment to the next CO2 lsb Tuning range for CO2 sensor modifies the ranging of CO2 sensor 2 means the CO2
81. ny splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings a Connect the wires as shown in Figure 4 14a for Solar and Figure 4 14b for Quantum light Sensor 7 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Test light sensor by giving it light or covering to see different readings After testing remember to unplug the unit to continue installing other sensors iGrow1400 Installation Guide Page28 Link4 866 755 5465 NU 00 2000 066 JequinN 8105 01167 15 sinduj dnjes OL OD avdA3 IHL ONISN SDNIL1 S 3HVALJOS 31VOS OL LON SI SIHL 8 ONIHIM LNd LNO JIAAIN OML S Ad SNOO SIHL 7007 MOHD IHL dO ACIS LHDIY SHL NO LHOIL Y3LYM JHL S HIW HOSN S 11 NNY OL G3dN3NWNOOat SI LI S TON Figure 4 14a Wiring Solar Light Sensor Link4 8
82. o adjacent outputs 182 3 amp 4 etc from coming on at the same time 15 useful for such equipments such as reversible motors and two speed motors where it is vital that only one output be turned on at a time iGrow 14007 15 shipped with all the hardware interlocks disabled Removing both jumpers for each curtain vent or two speed fans enables interlock jumpers It is important to remove the paired set of red jumpers with these types of equipment to prevent the possibility of a short in the event the open and close switches are turned on at the same time Usually the contractors in the relay panel have mechanical interlocks to prevent this from happening and the iGrow interlocks act as a backup Simply remove the paired set of red terminal jumpers that are associated with each channel wired as an interlock contact See Figure 4 11and Figure 4 12 to view an example of wet and dry interlocked diagrams Note When a paired set of red interlock terminal jumpers is removed the corresponding front panel switches will affect the manual override switches Manual toggle switches can be used to override unless the motor or device is already active or in motion If you want to manually override a vent curtain or two speed fan put both switches in the Off position prior to switching On one of the switches iGrow1400 Installation Guide Page23 Link4 866 755 5465 SINV1O HALVM H3 LN3O HL S
83. oints temperatures are engaged The start time is either a fixed time or it can vary daily based on the increase or decrease in day length This day length is an Astronomic Adjustment based on the latitude and longitude entries that you made as shown in the Setup Location portion of this manual By pressing the key at the Start Time entry you will get the following Press once SRise Press twice SSet You would use the Srise option for the setpoint that you program at the beginning of the day Similarly you would use the Sset option for the end of the day setpoint The adjustment will be made each midnight and so everyday you will see a change in the Start Time Ramp Time The ramp time enables a smooth transition of the target temperatures between the time periods If the ramp time is set to 0 there will be an immediate step transition in the set points from the previous from the current setpoint to the following time period If the ramp time is not zero the ramping begins at the end of the time period see Fig 2 1 for reference Heat and Cool Setpoints The third line is where you enter the heat and the cool setpoints that is the low temperature and the high temperature targets Humidity Setpoints The humidity range is shown on the fourth line If the humidity is below the lower value you enter the humidification stage If humidity is above the higher number you go into the dehumidification stage iGrow1400 Installation
84. ommended Tools 11 iGrow 1400 Overview eite dass hid ciate one 14 Opening the Grow No Dp Hp 15 WATS Te AY OUT 16 Wiring the iGrow 1400 16 Power Supply Installation 17 Output Installation 19 Control Relays 8 Contactors 19 Wet and Dry Contact 19 Hardware Interlock t iE xa ed D e n Eo 23 Indoor Air Temperature and Humidity Sensor 26 s 55 28 Wind Direction and Wind Speed Anemometer 31 Rain Sensor Tipping Bucket 33 Precipitation Sensor Fast 35 Outdoor Air Temperature 444000 37 Sibi aro 39 Bottom Heat ProD6S op b E C EE 41 Wiring Sensaphone 43 iGrow1400 Installation Guide Link4 866 755 5465 Expansion Units amp Multi Zone Network 45 Programming your iGrow1400
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86. plug the unit to continue installing other sensors Note For shipping purposes the rain sensor has a plastic zip tie that must be cut before it will work properly 9 Referto the Rain sensor installation instructions that are shipped with the unit for more installation details iGrow1400 Installation Guide Page33 Link4 866 755 5465 00 2982 066 JequinN Hed MYEL WIRE OL uey 13S sinduj dmag OL OD QvdA3M S006 LMOHO IHL ONISN SDNIL1 S 3HVA LdOS 31VOS OL LON SI SIHL Z ONIHIA LNdLNO 303 SdNVTS JIAAIN OML S AH SNOO SIHL 70001 MOHD IHL dO 391 LHDIY YY4 IHL NO 1 HONOYHL S3HIM HOSN S OL dN WWOO H SI S 1ON Figure 4 16 Wiring Rain Sensor Link4 866 755 5465 Page34 iGrow1400 Installation Guide Precipitation Sensor Fast Response 1 Open up the front panel to the 90 deg position as shown in Figure 4 5 Make sure the cable supports the front panel securely 2 Find a location that is open and free from obstructions 3 Run the free end of the sensor cable to the controller unit 4 You may extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of
87. propriate equipment to bring the greenhouse to the normal temperature range If the temperature rises 2 degrees above the cool setpoint then the controller will be active in C2 cooling stage The same goes for the heating stage when the temperature drops below the heating setpoints In Figure 2 1 there is an example with four cooling stages and two heating stages Deadbands If the temperature is below the cool setpoint and rises into the first stage of cooling some cooling equipment will be turned on This may then lower the temperature and bring it into the normal range In order to keep the equipment from oscillating a Deadband is employed when the temperature is between stages In Figure 2 1 the dead band is set at 1 degree so that when the greenhouse is attempting to return to Normal temperature from C4 to the controller will use a deadband of 1 degree to keep the equipment from oscillating off and on Now when the temperature drops below the cool setpoint the system remains in the Cool 1 stage until the temperature drops below the Cool Deadband The concepts that we described for cooling operate in the same manner for heating Setpoint You will be able to use up to 4 setpoints in a 24 hour time period Within each day Setpoints are based on time and temperature to produce an ideal environment By placing setpoints during different times of the day you can regulate the temperature within a range for target temperatures and humidity
88. r unit 4 You extend the sensor cable as needed but make sure to use an adapter and wire approved by Link4 to make any extensions the wire and adapter can be purchased from Link4 5 Carefully insert the cable through the right most watertight fittings at the bottom of the enclosure It is easy to strip insulation and or break wires when pulling cable If you want to bundle wires tighter use UV protected tie wraps typically blue or black and do not over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings 6 Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings 7 Connect the wires as shown in Figure 4 19 8 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the sensor by changing the temperature around it with a fan heating or anything that will change the temperature reading After testing remember to unplug the unit to continue installing other sensors iGrow1400 Installation Guide Page41 Link4 866 755 5465 eqojg du v eqojg du
89. rget temperature and the actual temperature The P value is a proportional number The larger the value for P the faster the valve will move when the temperature differs from the desired value The downside to increasing P is that it can result in increased overshoot The value makes adjustments to the valve position to reduce the temperature overshooting The larger the value the less the temperature will overshoot the target The downside is that the larger the value the slower the reaction time as the temperature gets close to its target Also never adjust to be zero as it will generate errors The D value looks at the rate of change of the difference between the target and the desired temperature The higher the number the more the valve will move when the temperature differs from its target Be very careful when increasing this number iGrow1400 Installation Guide Page81 Link4 866 755 5465 Disable Disable stops the zone feedback loop used by the PID control Note The iGrow1400 s default settings for PID should be suitable for most any installation and therefore should not be modified without a good understanding of PID controls If you feel a change is necessary and not sure how to proceed contact your local distributor or Link4 directly for assistance Note You can also disable the zone temperature control loop This is useful if you want to set a fixed water temperature Set the Min and Max water temperature to
90. rto be in order i e 2 3 4 DO NOT jump over one such as 2 4 5 The iControl software will not function properly Slave Unit For Slave Units also called Expansion Units setto Slave Unit Then set which zone the unit willbe an expansion unit to i e Site Master Zone 1 or some other Zone Master Since each zone can have up to 3 Expansion Units you must also decide which expansion unit it is e Expansion Unit Outputs 13 24 e Expansion Unit Outputs 25 36 e Expansion Unit Outputs 37 48 Note Be sure that Expansion Units are set up in sequential order For Example if you have only two expansion units be sure to set one as 13 24 an the other to 25 36 DO NOT jump over one such as 13 24 and 37 48 The iControl software will not function properly iGrow to iGrow Link Zone 1 Channels 13 to 24 Use Remote Setpoint Similar to a Zone Master you can choose to use Local or Remote Setpoints But in this case if you choose Remote setpoints the Expansion unit will use the Zone Master s setpoints NOT the Site Master s setpoints Now press the BACK button three times or until you see the Main Status screen to save your changes Note Once you setup the Site Master Zone Master s and Expansion Unit s you should label the front panel on each unit for easier reference in the future Fallback Settings Fallback Disabled Force to NORM On InTemp failure Fallback This feature is used if there is an InTemp sensor failure and you wa
91. stall to Link4 s specification will void the warranty In preparation for the control wiring you should decide the iGrow 1400 output assignments and control strategy For more information on output assignment and control strategies please refer to the Control Strategy section and the appropriate worksheets for this manual iGrow1400 Installation Guide Page16 Link4 866 755 5465 Power Supply Installation 1 If you want to navigate through the iGrow 1400 to see some of the features and to familiarize yourself with how it works begin by installing the power supply Make sure the power supply is NOT plugged while installing any other outputs or inputs Begin the power installation by measuring the distance between where the iGrow 1400 is mounted and the power socket There needs to be about 6 feet between the two If the power supply is too short then use a power extension cord Make sure all 12 manual toggle switches are in the OFF position center Lower the front panel to the 90 deg position by using the tucked away front panel support cable See figure 4 5 Take the open end the two stripped and tinned leads of the power supply The RED lead is the 12V power and the BLACK lead is the GND ground Route the power lead through the left most liquid tight connector Remember not to plug in the power supply at this time Locate the DC Input Power terminal along the left edge of the PCB See Figure 4 6 and Figure 4 7 Connec
92. t The first is the MaxClose position This is important if you are dependent on ridge vents for cooling In this case you may not want to close the curtain completely in order to let hot air escape through the overhead vent In this event a typical MaxClose might be 90 or 95 09 10 1 Curt SHADE MaxClose 99 Close Above 800W m or if OutT gt 100 F If you have a light sensor you may want the curtain to shade only when the light exceeds a threshold Therefore you have a Close Above light intensity value you can select Also if you have an outside temperature sensor you may want to close the curtain to the MaxClose position when the OutT exceeds a temperature threshold If iGrow1400 Installation Guide Page78 Link4 866 755 5465 you have neither of these sensors then your shade control is solely dependent upon the close and open times that you set in the first screen above The next screen is the last one for shading control Here you set the light threshold where the curtain will open after it was closed Light levels can vary suddenly and sometimes only for a few minutes therefore you will typically keep this Open Below value in the range of 50 to 100 W m below the Close Above setting on the previous screen 09 10 H1Top Curt SHADE Open Below 700w m Open Delay 20 min To further reduce the curtain movement you can set an Open Delay time This means that the light level must be continuously below the Open be
93. t 07 00P Trigger The iGrow 1400 enables the external trigger only between the Start and End times These two time values can be astronomically adjusted with respect to either sunrise or sunset iGrow1400 Installation Guide Page71 Link4 866 755 5465 CO Equipment 05 C02 C02 Sta t 09 00A End at 07 00P iGrow 14007 can also be used to regulate the amount of inside the greenhouse by controlling pumps or injectors This mode is active between the Start and End times You have the option of controlling the Start and End times based on a fixed time window or a relative time window The latter is relative to the sunrise and sunset times When the cursor is over the at position and you press the or keys you will cycle through the three options SRise SnSet and at When you set the parameters up for the first time as shown in the above screen the Start and End times will be adjusted every day thereafter at 2 AM to track the shortening and lengthening of the days Note It does not mean that the Start is exactly at the sunrise time or the End at exactly at the sunset times You can select any time window What it means is that the daily adjustment is per the change in the sunrise and sunset time amounts When the days get longer the sunrise rise time will be earlier each day and the sunset time will be later 05 CO2 C02 Stant 09 00A End at 07 00P Within the active time period the iGrow 140
94. t important iGrow1 400 in the network is the one you choose to be the Site Master The Site Master controls all network communications and is the only unit that a Weather Station and PC can be connected to Site Master To setup your Site Master press Enter Menu gt System Setup gt Communications Under the Communications screen you ll find several editable fields By default the text Disabled will be highlighted Use the and buttons to change this setting to Site Master Now press the BACK button three times or until you see the Main Status screen to save your changes That is all that s necessary to setup the Site Master Your Site Master is now ready to communicate with you network and PC 1Grow to 1Grow Link Zone 1 Channels 01 to 12 Use Local Setpoint Zone Master To add a Zone simply set a unit to Zone Master You can set the Zone number and choose to use it s own Local setpoints or the Site Masters Remote setpoints Now press the BACK button three times or until you see the Main Status screen to save your changes e Local setpoints are the setpoints on the Zone Master itself e Remote setpoints are the setpoints of the Site Master Unit iGrow to iGrow Link Zone 2 Channels 01 to 12 Use Local Setpoint iGrow1400 Installation Guide Page61 Link4 866 755 5465 Note Be sure that ZoneMaster Units are set up in sequential order For Example if you have three Zone Masters set their zone numbe
95. t over tighten Note If any splices are needed to extend cable length make certain they are WATERTIGHT Water or fertilizer infiltration WILL cause unstable sensor readings Keep sensor cables away from interference sources including high voltage power wiring inverters motor controllers mercury arc or sodium lamp circuits Placing sensor cable near such wiring may cause erratic sensor readings Connect the wires as shown in Figure 4 17 After installing the sensor it is recommended that sensors be checked by plugging in the power supply and testing under various conditions before moving on in order to make sure the sensor works properly and accurately Make sure you test the sensor by changing the temperature around it with a fan heating or anything that will change the temperature reading After testing remember to unplug the unit to continue installing other sensors iGrow1400 Installation Guide Page37 Link4 866 755 5465 00 1000 066 Hed zsuegjeueg o LINO 1Snrav sinduj daS OL OD 0071 IHL ONISN SONILL3S 3HVMLJOS S qaqvHS v NI S LI 41 AOddAI A11H I1S 38 NYO AOVH0OOV HOSN3S WNH dWAL HOOGLNO SNITIV1SNI HO NOILLV2O1 9NISOOHO N3HM p 31VOS OL LON SI 5NIAVHQ SIHL LNdLNO SGNV19 OML S3AH3SNOO SIHL 70071 MOHD IHL 30 LH IN YY4 IHL NO GNV19 LHOIL JHL S3HIM HOSN3S OL
96. t the Ground lead BLACK to the GND terminal using a 0 screwdriver Make sure that when screwing to make it snug fit Be careful not to over tighten the connection Do the same and connect the 12V power lead RED to the 12 V terminal using 0 flat drive screwdriver Now if you want you can plug in the power to navigate through the iGrow 14007 or you can continue to install different outputs or inputs but if you continue remember to keep the power supply unplugged 10 Power supply must be plugged into a water resistant outlet that is sourced from a clean 120V 6oHz circuit iGrow1400 Installation Guide Page17 Link4 866 755 5465 2 S Sr Ke IO tO 5 2 ny c Figure 4 7 Wiring the Power Supply iGrow1400 Installation Guide Page18 Link4 866 755 5465 Output Installation The general installation strategy for this section is to install the output equipment in the greenhouse first and then the inputs to keep the cables organized in the iGrow 1400 It is assumed that at this point you have already planned the channel assignment If not please refer back to the previous section on Control Strategy cables coming into and out of the iGrow 1400 should go through the 4 liquid tight connectors at the bottom of the enclosure In order to minimize interference it is also recommended that the sensor i
97. tallation make sure there is adequate workspace The recommended area is as diagrammed in Figure 4 1 Recommended Work Clearance For adequate tool access door and panel opening Power Socket 110 220V 50 60 Hz 0 35A Wire length is 5 ft Figure 4 1 Mounting Clearance for iGrow1400 The iGrow 1400 comes with a 12V DC wall mount power supply Make sure there is a power outlet within approximately 6 feet It is recommended that the outlet is not switched and is on a circuit that is independent of any noisy high power equipment The use of a sealed outlet is recommended if the power output is exposed to moisture There are 4 mounting feet on the backside of the iGrow 1400 For shipping reasons they have been rotated inward so they don t protrude from the sides of the iGrow 1400 Using the Drill with 2 Phillips drive loosen the four feet and re align them outward Gently but firmly retighten the screws holding the feet in place The brass inserts can strip out so be careful to not over tighten Next you will want to identify what type of surface you will be mounting the iGrow 140010 Included are 4 self drilling screws and washers for mounting to beam or wood panel Also included are 4 pieces 1 4 20 x lin Hex Bolts and 4 pieces of 14 20 Hex Nuts for mounting to a slotted beam If you using the Hex Bolts make sure that you pre drill a small pilot hole Using the appropriate tools depending on your surface
98. tart and End Times Now use the or buttons to enter the times to Start and Stop the override One Time Only or Daily Enter the times of day you want the overrides condition to begin and end Choices for this field are Daily or One Time Only If One Time Only is selected once the override is completed it will not occur again without being reset to On If Daily is selected the override will occur every day during the time window iGrow1400 Installation Guide Page87 Link4 866 755 5465 Smart Cool Settings Smart Cool Enter a number from 1 to 10 6 10 Most Aggressive What is Smart Cool It is an innovative program that uses the outside temperature and light data to assist making intelligent cool staging decisions for the most efficient control of your greenhouse The 1 10 Smart Cool setting is a thermal efficiency rating that your iGrow1400 uses to determine how quickly your greenhouse heats up and cools down Knowing these parameters the iGrow1400 can predict how aggressively it should cool your greenhouse Enable Disable Pressing the key when the upper right hand field is highlighted toggles you between the Enable and Disable Smart Cool option If you toggle to the Enable option your greenhouse will now function under Smart Cool Smart Cool Setting 1 to 10 Your next step is to set the thermal efficiency of your greenhouse The aggressiveness that you select will need to match the type
99. te that the equipment is not to be subject to the override For proportional devices a percentage open for vents and a percentage closed for curtains would be entered for the override For vents the percentage open is a minimum value For example if the vent is open to 30 because of cooling then when the dehumidification state is active the vent will stay at 30 However if the vent were closed and the DH1 state becomes active the vent will go to 5 according to our example By pressing the next button to scroll to the next screen down lets you program some additional features for humidity control When in a dehumidify override state you have the option of cycling the dehumidification state In the example a Max On for 5 minutes and a Min Off for 10 minutes is programmed This means that if the humidity is above the target the dehumidify state will cycle on for 5 minutes and off for ten If during the On time the humidity drops below the target the dehumidification state will end and the equipment will return to normal temperature control iGrow1400 Installation Guide Page85 Link4 866 755 5465 The Heat Boost is another means of reducing the humidity You can automatically increase the setpoint by the amount entered This adjustment is subject to the On Off cycling If you want to turn off the dehum cycling then just set the Min Off to 0 The final entry is the DHLT outside temperature below which the low temp dehum stage
100. the current status reading of the equipment Waiting indicates that the Irrigation output configured in triggered mode is waiting for a trigger In Accumulated light mode the Irrigation output will display the current accumulated light level In scheduled mode the Irrigation output will display the next scheduled start time In cycle mode the Irrigation output will display the amount of time remaining in minutes until the next irrigation cycle Note When the text on the status screen is highlighted this means the equipment is being overridden See the Equipment Override Section iGrow1400 Installation Guide Page53 Link4 866 755 5465 Yesterday s Averages Status Jun 21 Avg Min Max InT 78 74 84 Hum 50 41 61 OutT 78 74 83 This screen displays the average min and of InT Inside Temperature Hum Humidity and OutT Outdoor Temp from yesterday Yesterday is defined as 5 00AM yesterday to 4 59AM today iGrow1400 Installation Guide Page54 Link4 866 755 5465 Programming Screens Begin Programming From any Status Screen press the ENTER MENU key to enter programming mode Press NEXT and PREV to scroll up and down in this screen To make changes to any of the items in the screen below press ENTER Setpoint TimePeriod Program Equipment Dehumidify Humidify Stage Overrides Equipment Overrides Smart Cool Settings Setpoint Alarms Auxiliary Controls Clear History System Setup installation settings
101. the same number and disable the zone temperature loop PZone Micro Zone for Proportional Equipment PZones Proportional Device Micro Zones are special purpose mixvalves that control Micro Zones changes made A Micro Zone is a region or compartment within a greenhouse that has a different temperature setpoint and is controlled by a hot water mixvalve heating system In this system the iGrow1400 measures the Micro Zone air temperature and the hot water supply temperature iGrow 14007 can be used to monitor and control up to two 2 independent heating PZones Note This equipment type requires 2 consecutive channels 1 amp 2 384 5 amp 6 etc The first channel odd numbered must be wired to OPEN the valve and the other even numbered to CLOSE it 07 08 Valve1 PZone Temp1 Min 45 0 F Max 120 0 Open Time 00 m 00 5 Settings on the first screen are for the Supply water coming from the MixValve to the Micro Zone area Temp The Temp1 setting tells the iGrow1400 which temp probe is being used to measure the hot water supply to the greenhouse Since you can have up to 5 temp probes connected to your iGrow1400 be sure to set this to the correct one Use the or buttons to select the correct probe Min Min is the minimum water temperature of the supply pipe If the supply water temperature ever goes below this value the mixvalve will adjust increase the supply water temperature Use the or buttons to sel
102. tlA SI 0061 IHL IONO AJY JAIM 592v 18 ATNO H31SVN OL Q3193NNOO 38 15 Od 1 H3H13SO1 d HOW1 N Swi00 TVH3A3S S LON JAIM Q33 IAIM 9D V18 1aVO asn OL 1VI33S dnOA NO TdOd 1VId S OL 123 NIA JAIM Figure 4 22 Connecting to a PC Link4 866 755 5465 Page47 iGrow1400 Installation Guide Programming your iGrow1400 Before You Begin Programming Before the iGrow 1400 is programmed it is recommended that the following steps are followed Hardware is properly installed and tested with manual switches All toggle switches have been restored back to the OFF state All the templates from Chapter 3 Control Strategies that are relevant to your application are understood and are completely filled out Navigation 1400 has a 7 button keypad The behaviors of the keys Used to edit decrement alphanumeric parameters See also Browse Mode Used to edit increment alphanumeric parameters See also Browse Mode Prev Used to move backward from screen to screen in browser mode or to the previous entry in the edit mode
103. to it opens beyond the Minimum threshold To tie a pump to a specific mixvalve you must specify in the mixvalve s settings which pump you want it to control For more details on this see the Programming Mix Valve section of this manual In the example screen above the pump will turn on when the mixvalve that it s tied to opens at or above 5 MZone Micro Zone for ON OFF Equipment iGrow 1400 be used to monitor and control up to five 5 independent heating or cooling Micro Zones What is a Micro Zone Micro Zone is a region or compartment within a greenhouse that has a different temperature setpoint Typical uses for Micro Zones would be bench heating corridor heating or any other area in the greenhouse with separate heating or cooling equipment Any of the iGrow1400 s 12 outputs can be programmed as an M Zone MZone output is basically an independent thermostat with both a day and night setting Note MZones only control On Off type equipments For control of proportional type see Pzone The first option for MZones is setting it to control either a heating device or a cooling one The next setting is the iGrow1400 which temperature probe to use The iGrow 1400 has five temperature probe sensor inputs so it s important to set the iGrow1400 to read the correct one for the MZone 07 BHeat MZone Mode Sensor Templ 07 BHeat MZone Day Enabled Start at 6 00A Lockout gt 011
104. ttons to select which output to control Select the conditional Control To select the conditions adjust the sensor input greater than or less than and the value under which the condition will trigger at Use the or buttons to choose adjust these values Select Condition Time The specified condition must occur for the specified time in order to activate the Output Channel Hold Time Once the condition is no longer met the Hold Time will keep the channel active for the specified amount of time In the example screen above if the Temp2 Temp Probe 2 measures a temperature below 59 F for 30sec then Output Channel 3 will turn on Channel 3 will then remain active for 10 minutes or until the temperature rises above 59 F This is useful to prevent cycling of equipment iGrow1400 Installation Guide Page90 Link4 866 755 5465 Clear History System Setup Setpoint TimePeriod Program Equipment Dehumidify Humidify Stage Overrides Equipment Overrides Setpoint Alarms Auxiliary Controls Press lt ENTER gt to clear History Log Press any other key to exit Clear History The Clear History option is made available to erase any previous history log that is undesirable Press Enter to clear history log and then press the Back key to save and exit Resetting the Controller Hard Reset If your controller ever freezes use a long pin to press the reset button though the small hole on the front panel labeled Reset This will r
105. uipment 66 ehe qr 67 Irrigation Programming 67 tnc tais edente da tide exe necat ind taedia 72 9 0 t A A RU MA LL ACA 73 P mp NER EE 75 Vent Proportional Programming 76 Gurtain Programming u 78 Mixing Valves NN 80 PZone Micro Zone for Proportional 82 aut Re es 85 Stade QVOITIOBS i aieo o OE Lx LE u uuu ua uuu Zaa 86 I 87 Smart Cool Settings ca 88 SeIpolnbAIBETIS d UE Scu ee ep a vet 89 PRIMARY ONIONS css cis seas Cue ER 90 Clear HISTO 91 iGrow1400 Installation Guide PagelV Link4 866 755 5465 Introduction Welcome to iGrow 14007 Link4 s Intelligent Greenhouse Environmental Controller iGrow 1400 represents the latest in greenhouse environmental control automation iGrow 1400 enables you to control and integrate a variety of equipment in your greenhouse Your heating cooling venting shading humidity CO lighting misting and irrigation needs are linked together into one flexible easy to use system Link4 can offer reliable service
106. umulator will be reset Note In order to use this feature properly there has to be a light sensor attached to the iGrow 1400 and it must be mapped correctly in the Setup Input screen Cycling Irrigation 03 Irr03 Irr Mode Cycle hr mm ss iGrow1400 Installation Guide Page69 Link4 866 755 5465 When you selecl this option you will get the following screen The cycling option is for turning on and off a valve at some repetition rate during a time window As with the other options your first entry is the OnTime for the valve On Time Off Time T g Cycle Time 03 Irr03 Irr 09 00 at 07 00P In the second screen you will set the time window with Start and End times The start and end times can be fixed or they can be related to Sunrise or Sunset if you like You can cycle through the three options by pressing the key when the cursor is over the at The Cycle Time is the combination of the On time and the Off time added together Cycling Irrigation with Temperature Control Irre3 Irr Mode Cycle Temp The Cycle Temp mode is similar to the Cycle mode but allows the on duration to be adjusted based on interior temperature 03 TPP93 hh mm ss T gt 80 0 F 00 02 00 T lt 70 0 F 00 01 00 Using the reference screen above as a guide the third line specifies both the high temperature threshold 80 in the example and the high temperature cycle on
107. ve the cool setpoint in this case the cool stage is increased by one and the above process is resumed Condition Il Zone temperature drops below the midpoint of the cool and heat setpoints As soon as the temperature drops below the midpoint the cooling state is reduced by one Hopefully this will raise the zone temperature above the midpoint If after a certain time this does not happen the cool stage will again be lowered by one This down staging continues until the temperature rises to the cool deadband Condition Zone s temperature drops to within 0 2 degrees above the heat setpoint If this occurs the system will immediately revert to the Normal stage Of course if the temperature continues to drop the system will go into its heating mode Least aggressive to most aggressive iGrow1400 Installation Guide Page88 Link4 866 755 5465 aggressiveness setting 1 to 10 has to do with how fast the system will increase its cooling stages upstage or lower its cooling stages downstage If the greenhouse is one where the temperature inside can change rapidly then it is important to be more aggressive on the upstaging and less aggressive on the downstaging For example if 6 is selected the upstaging timer is set to 4 minutes and the downstaging timer is 6 minutes If 10 is selected the upstage timer is 1 minute and the downstage timer is 9 minutes If 1 is selected the upstage timer is 10 minutes and the downstage tim
108. y iGrow1400 Installation Guide Page68 Link4 866 755 5465 with respect to either sunrise or sunset Please note that if the accumulation does not reach the threshold at the end of the time window the accumulation will still continue however if the threshold is reached outside the time window irrigation will not take place until the beginning of the next active time window 02 02 Irr 6000 W m2h at 55 F 3500 W m2h at 85 F Max Off 8 00 hh mm In the third screen you will need to set the accumulated light threshold You have the option of setting it as a function of the air temperature For example you might have a threshold of 6000 w m2 hr at a temperature of 70 F and a threshold of 5550 w m2 hr at an air temperature of 80 F The threshold will then be a straight line interpolation between the two temperature thresholds Note If you don t want it set as a function of temperature then simply make the two accumulated light entries the same 10 z 6 51 5 2 Trr02 lt EE 6000 W m2h at 55 F 40 52 64 3500 W m2h at 85 F Max 8 00 hh mm 52 3 5 kW m2 at 55 F The crosshairs represent the irrigation trigger point This location will change as the actual temperature changes The last entry is the Max off time This is similar to a safety net In the event that the accumulated light is below the threshold when the maximum off time is reached irrigation will take place anyway and the acc

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